Home / 10,711,006.43-14,781,142.12-5,816,188.78

Finding the Fourth Proportional to 10,711,006.43, 14,781,142.12 and 5,816,188.78

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Solution

The fourth proportional to 10,711,006.43, 14,781,142.12 and 5,816,188.78 is: 8,026,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,711,006.43 : 14,781,142.12 = 5,816,188.78 : x
  2. Step 2: Convert to fraction form
    10,711,006.43/14,781,142.12 = 5,816,188.78/x
  3. Step 3: Cross multiply
    10,711,006.43x = 14,781,142.12 × 5,816,188.78
  4. Step 4: Simplify right side
    10,711,006.43x = 85,969,912,913,341.44
  5. Step 5: Solve for x
    x = 85,969,912,913,341.44/10,711,006.43
  6. Step 6: Final answer
    x = 8,026,315.13

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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.