Home / 52,381,484.91-72,280,921.05-30,361,891.41

Finding the Fourth Proportional to 52,381,484.91, 72,280,921.05 and 30,361,891.41

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Solution

The fourth proportional to 52,381,484.91, 72,280,921.05 and 30,361,891.41 is: 41,896,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,381,484.91 : 72,280,921.05 = 30,361,891.41 : x
  2. Step 2: Convert to fraction form
    52,381,484.91/72,280,921.05 = 30,361,891.41/x
  3. Step 3: Cross multiply
    52,381,484.91x = 72,280,921.05 × 30,361,891.41
  4. Step 4: Simplify right side
    52,381,484.91x = 2,194,585,475,934,883
  5. Step 5: Solve for x
    x = 2,194,585,475,934,883/52,381,484.91
  6. Step 6: Final answer
    x = 41,896,205.88

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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.