Home / 19,952,753.60-29,937,943.20-9,711,934.40

Finding the Fourth Proportional to 19,952,753.60, 29,937,943.20 and 9,711,934.40

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Solution

The fourth proportional to 19,952,753.60, 29,937,943.20 and 9,711,934.40 is: 14,572,191.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952,753.60 : 29,937,943.20 = 9,711,934.40 : x
  2. Step 2: Convert to fraction form
    19,952,753.60/29,937,943.20 = 9,711,934.40/x
  3. Step 3: Cross multiply
    19,952,753.60x = 29,937,943.20 × 9,711,934.40
  4. Step 4: Simplify right side
    19,952,753.60x = 290,755,340,429,326.06
  5. Step 5: Solve for x
    x = 290,755,340,429,326.06/19,952,753.60
  6. Step 6: Final answer
    x = 14,572,191.20

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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.