Home / 15,545,809.02-23,318,713.52-7,987,537.02

Finding the Fourth Proportional to 15,545,809.02, 23,318,713.52 and 7,987,537.02

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Solution

The fourth proportional to 15,545,809.02, 23,318,713.52 and 7,987,537.02 is: 11,981,305.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545,809.02 : 23,318,713.52 = 7,987,537.02 : x
  2. Step 2: Convert to fraction form
    15,545,809.02/23,318,713.52 = 7,987,537.02/x
  3. Step 3: Cross multiply
    15,545,809.02x = 23,318,713.52 × 7,987,537.02
  4. Step 4: Simplify right side
    15,545,809.02x = 186,259,087,499,774.50
  5. Step 5: Solve for x
    x = 186,259,087,499,774.50/15,545,809.02
  6. Step 6: Final answer
    x = 11,981,305.52

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Half scale
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Double scale
Find fourth proportional to 15,545,810.02, 23,318,715.02 and 7,987,538.02
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.