Home / 38,519,061.20-57,800,988.60-15,816,251.60

Finding the Fourth Proportional to 38,519,061.20, 57,800,988.60 and 15,816,251.60

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Solution

The fourth proportional to 38,519,061.20, 57,800,988.60 and 15,816,251.60 is: 23,733,573.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,519,061.20 : 57,800,988.60 = 15,816,251.60 : x
  2. Step 2: Convert to fraction form
    38,519,061.20/57,800,988.60 = 15,816,251.60/x
  3. Step 3: Cross multiply
    38,519,061.20x = 57,800,988.60 × 15,816,251.60
  4. Step 4: Simplify right side
    38,519,061.20x = 914,194,978,426,331.75
  5. Step 5: Solve for x
    x = 914,194,978,426,331.75/38,519,061.20
  6. Step 6: Final answer
    x = 23,733,573.72

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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.