Home / 9,660,012.08-14,490,018.12-5,181,036.08

Finding the Fourth Proportional to 9,660,012.08, 14,490,018.12 and 5,181,036.08

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Solution

The fourth proportional to 9,660,012.08, 14,490,018.12 and 5,181,036.08 is: 7,771,554.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,012.08 : 14,490,018.12 = 5,181,036.08 : x
  2. Step 2: Convert to fraction form
    9,660,012.08/14,490,018.12 = 5,181,036.08/x
  3. Step 3: Cross multiply
    9,660,012.08x = 14,490,018.12 × 5,181,036.08
  4. Step 4: Simplify right side
    9,660,012.08x = 75,073,306,581,218.50
  5. Step 5: Solve for x
    x = 75,073,306,581,218.50/9,660,012.08
  6. Step 6: Final answer
    x = 7,771,554.11

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Half scale
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Double scale
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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.