Home / 25,902,663.20-38,843,497.20-8,854,560.80

Finding the Fourth Proportional to 25,902,663.20, 38,843,497.20 and 8,854,560.80

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Solution

The fourth proportional to 25,902,663.20, 38,843,497.20 and 8,854,560.80 is: 13,278,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,902,663.20 : 38,843,497.20 = 8,854,560.80 : x
  2. Step 2: Convert to fraction form
    25,902,663.20/38,843,497.20 = 8,854,560.80/x
  3. Step 3: Cross multiply
    25,902,663.20x = 38,843,497.20 × 8,854,560.80
  4. Step 4: Simplify right side
    25,902,663.20x = 343,942,107,642,029.81
  5. Step 5: Solve for x
    x = 343,942,107,642,029.81/25,902,663.20
  6. Step 6: Final answer
    x = 13,278,252.70

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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.