Home / 8,791,039.29-12,131,473.65-4,870,781.11

Finding the Fourth Proportional to 8,791,039.29, 12,131,473.65 and 4,870,781.11

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Solution

The fourth proportional to 8,791,039.29, 12,131,473.65 and 4,870,781.11 is: 6,721,588.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791,039.29 : 12,131,473.65 = 4,870,781.11 : x
  2. Step 2: Convert to fraction form
    8,791,039.29/12,131,473.65 = 4,870,781.11/x
  3. Step 3: Cross multiply
    8,791,039.29x = 12,131,473.65 × 4,870,781.11
  4. Step 4: Simplify right side
    8,791,039.29x = 59,089,752,690,882.76
  5. Step 5: Solve for x
    x = 59,089,752,690,882.76/8,791,039.29
  6. Step 6: Final answer
    x = 6,721,588.97

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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.