Home / 8,372,593.40-12,542,074.64-3,817,376.15

Finding the Fourth Proportional to 8,372,593.40, 12,542,074.64 and 3,817,376.15

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Solution

The fourth proportional to 8,372,593.40, 12,542,074.64 and 3,817,376.15 is: 5,718,397.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,593.40 : 12,542,074.64 = 3,817,376.15 : x
  2. Step 2: Convert to fraction form
    8,372,593.40/12,542,074.64 = 3,817,376.15/x
  3. Step 3: Cross multiply
    8,372,593.40x = 12,542,074.64 × 3,817,376.15
  4. Step 4: Simplify right side
    8,372,593.40x = 47,877,816,520,458.58
  5. Step 5: Solve for x
    x = 47,877,816,520,458.58/8,372,593.40
  6. Step 6: Final answer
    x = 5,718,397.43

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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.