Home / 18,347,499.66-25,319,013.54-10,087,553.04

Finding the Fourth Proportional to 18,347,499.66, 25,319,013.54 and 10,087,553.04

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Solution

The fourth proportional to 18,347,499.66, 25,319,013.54 and 10,087,553.04 is: 13,920,528.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347,499.66 : 25,319,013.54 = 10,087,553.04 : x
  2. Step 2: Convert to fraction form
    18,347,499.66/25,319,013.54 = 10,087,553.04/x
  3. Step 3: Cross multiply
    18,347,499.66x = 25,319,013.54 × 10,087,553.04
  4. Step 4: Simplify right side
    18,347,499.66x = 255,406,892,005,228.12
  5. Step 5: Solve for x
    x = 255,406,892,005,228.12/18,347,499.66
  6. Step 6: Final answer
    x = 13,920,528.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.