Home / 57,672,030.90-86,508,046.35-55,656,491.70

Finding the Fourth Proportional to 57,672,030.90, 86,508,046.35 and 55,656,491.70

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Solution

The fourth proportional to 57,672,030.90, 86,508,046.35 and 55,656,491.70 is: 83,484,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,030.90 : 86,508,046.35 = 55,656,491.70 : x
  2. Step 2: Convert to fraction form
    57,672,030.90/86,508,046.35 = 55,656,491.70/x
  3. Step 3: Cross multiply
    57,672,030.90x = 86,508,046.35 × 55,656,491.70
  4. Step 4: Simplify right side
    57,672,030.90x = 4,814,734,363,661,990
  5. Step 5: Solve for x
    x = 4,814,734,363,661,990/57,672,030.90
  6. Step 6: Final answer
    x = 83,484,737.55

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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.