Home / 22,815,204.75-31,484,982.56-13,157,412.75

Finding the Fourth Proportional to 22,815,204.75, 31,484,982.56 and 13,157,412.75

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Solution

The fourth proportional to 22,815,204.75, 31,484,982.56 and 13,157,412.75 is: 18,157,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,815,204.75 : 31,484,982.56 = 13,157,412.75 : x
  2. Step 2: Convert to fraction form
    22,815,204.75/31,484,982.56 = 13,157,412.75/x
  3. Step 3: Cross multiply
    22,815,204.75x = 31,484,982.56 × 13,157,412.75
  4. Step 4: Simplify right side
    22,815,204.75x = 414,260,910,902,684.56
  5. Step 5: Solve for x
    x = 414,260,910,902,684.56/22,815,204.75
  6. Step 6: Final answer
    x = 18,157,229.60

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.