Home / 29,145,841.20-43,718,761.80-8,948,458.80

Finding the Fourth Proportional to 29,145,841.20, 43,718,761.80 and 8,948,458.80

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Solution

The fourth proportional to 29,145,841.20, 43,718,761.80 and 8,948,458.80 is: 13,422,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145,841.20 : 43,718,761.80 = 8,948,458.80 : x
  2. Step 2: Convert to fraction form
    29,145,841.20/43,718,761.80 = 8,948,458.80/x
  3. Step 3: Cross multiply
    29,145,841.20x = 43,718,761.80 × 8,948,458.80
  4. Step 4: Simplify right side
    29,145,841.20x = 391,215,538,754,313.88
  5. Step 5: Solve for x
    x = 391,215,538,754,313.88/29,145,841.20
  6. Step 6: Final answer
    x = 13,422,688.20

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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.