Home / 10,522,031.20-15,783,046.80-4,853,327.20

Finding the Fourth Proportional to 10,522,031.20, 15,783,046.80 and 4,853,327.20

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Solution

The fourth proportional to 10,522,031.20, 15,783,046.80 and 4,853,327.20 is: 7,279,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522,031.20 : 15,783,046.80 = 4,853,327.20 : x
  2. Step 2: Convert to fraction form
    10,522,031.20/15,783,046.80 = 4,853,327.20/x
  3. Step 3: Cross multiply
    10,522,031.20x = 15,783,046.80 × 4,853,327.20
  4. Step 4: Simplify right side
    10,522,031.20x = 76,600,290,333,312.97
  5. Step 5: Solve for x
    x = 76,600,290,333,312.97/10,522,031.20
  6. Step 6: Final answer
    x = 7,279,990.80

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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.