Home / 14,423,892.20-19,904,355.06-7,897,403.24

Finding the Fourth Proportional to 14,423,892.20, 19,904,355.06 and 7,897,403.24

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Solution

The fourth proportional to 14,423,892.20, 19,904,355.06 and 7,897,403.24 is: 10,898,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423,892.20 : 19,904,355.06 = 7,897,403.24 : x
  2. Step 2: Convert to fraction form
    14,423,892.20/19,904,355.06 = 7,897,403.24/x
  3. Step 3: Cross multiply
    14,423,892.20x = 19,904,355.06 × 7,897,403.24
  4. Step 4: Simplify right side
    14,423,892.20x = 157,192,718,140,954.38
  5. Step 5: Solve for x
    x = 157,192,718,140,954.38/14,423,892.20
  6. Step 6: Final answer
    x = 10,898,079.10

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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.