Home / 10,351,531.80-15,530,092.92-3,162,869.28

Finding the Fourth Proportional to 10,351,531.80, 15,530,092.92 and 3,162,869.28

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Solution

The fourth proportional to 10,351,531.80, 15,530,092.92 and 3,162,869.28 is: 4,745,157.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351,531.80 : 15,530,092.92 = 3,162,869.28 : x
  2. Step 2: Convert to fraction form
    10,351,531.80/15,530,092.92 = 3,162,869.28/x
  3. Step 3: Cross multiply
    10,351,531.80x = 15,530,092.92 × 3,162,869.28
  4. Step 4: Simplify right side
    10,351,531.80x = 49,119,653,812,213.49
  5. Step 5: Solve for x
    x = 49,119,653,812,213.49/10,351,531.80
  6. Step 6: Final answer
    x = 4,745,157.99

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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.