Home / 8,902,595.20-13,367,889.60-5,123,459.20

Finding the Fourth Proportional to 8,902,595.20, 13,367,889.60 and 5,123,459.20

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Solution

The fourth proportional to 8,902,595.20, 13,367,889.60 and 5,123,459.20 is: 7,693,243.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902,595.20 : 13,367,889.60 = 5,123,459.20 : x
  2. Step 2: Convert to fraction form
    8,902,595.20/13,367,889.60 = 5,123,459.20/x
  3. Step 3: Cross multiply
    8,902,595.20x = 13,367,889.60 × 5,123,459.20
  4. Step 4: Simplify right side
    8,902,595.20x = 68,489,836,955,704.32
  5. Step 5: Solve for x
    x = 68,489,836,955,704.32/8,902,595.20
  6. Step 6: Final answer
    x = 7,693,243.98

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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.