Home / 57,575,332.15-86,439,613.68-30,300,778.39

Finding the Fourth Proportional to 57,575,332.15, 86,439,613.68 and 30,300,778.39

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Solution

The fourth proportional to 57,575,332.15, 86,439,613.68 and 30,300,778.39 is: 45,491,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,575,332.15 : 86,439,613.68 = 30,300,778.39 : x
  2. Step 2: Convert to fraction form
    57,575,332.15/86,439,613.68 = 30,300,778.39/x
  3. Step 3: Cross multiply
    57,575,332.15x = 86,439,613.68 × 30,300,778.39
  4. Step 4: Simplify right side
    57,575,332.15x = 2,619,187,578,234,892.50
  5. Step 5: Solve for x
    x = 2,619,187,578,234,892.50/57,575,332.15
  6. Step 6: Final answer
    x = 45,491,488.81

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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.