Home / 15,807,385.50-23,711,136.57-3,840,121.50

Finding the Fourth Proportional to 15,807,385.50, 23,711,136.57 and 3,840,121.50

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Solution

The fourth proportional to 15,807,385.50, 23,711,136.57 and 3,840,121.50 is: 5,760,196.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807,385.50 : 23,711,136.57 = 3,840,121.50 : x
  2. Step 2: Convert to fraction form
    15,807,385.50/23,711,136.57 = 3,840,121.50/x
  3. Step 3: Cross multiply
    15,807,385.50x = 23,711,136.57 × 3,840,121.50
  4. Step 4: Simplify right side
    15,807,385.50x = 91,053,645,331,893.25
  5. Step 5: Solve for x
    x = 91,053,645,331,893.25/15,807,385.50
  6. Step 6: Final answer
    x = 5,760,196.42

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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.