Home / 52,484,917.80-72,429,217.38-29,280,044.76

Finding the Fourth Proportional to 52,484,917.80, 72,429,217.38 and 29,280,044.76

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Solution

The fourth proportional to 52,484,917.80, 72,429,217.38 and 29,280,044.76 is: 40,406,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,484,917.80 : 72,429,217.38 = 29,280,044.76 : x
  2. Step 2: Convert to fraction form
    52,484,917.80/72,429,217.38 = 29,280,044.76/x
  3. Step 3: Cross multiply
    52,484,917.80x = 72,429,217.38 × 29,280,044.76
  4. Step 4: Simplify right side
    52,484,917.80x = 2,120,730,726,818,170
  5. Step 5: Solve for x
    x = 2,120,730,726,818,170/52,484,917.80
  6. Step 6: Final answer
    x = 40,406,478.96

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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.