Home / 83,786,387.52-125,678,316.60-37,695,708.81

Finding the Fourth Proportional to 83,786,387.52, 125,678,316.60 and 37,695,708.81

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Solution

The fourth proportional to 83,786,387.52, 125,678,316.60 and 37,695,708.81 is: 56,542,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,786,387.52 : 125,678,316.60 = 37,695,708.81 : x
  2. Step 2: Convert to fraction form
    83,786,387.52/125,678,316.60 = 37,695,708.81/x
  3. Step 3: Cross multiply
    83,786,387.52x = 125,678,316.60 × 37,695,708.81
  4. Step 4: Simplify right side
    83,786,387.52x = 4,737,533,226,284,589
  5. Step 5: Solve for x
    x = 4,737,533,226,284,589/83,786,387.52
  6. Step 6: Final answer
    x = 56,542,994.23

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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.