Home / 18,051,355.60-24,910,725.56-9,791,397.36

Finding the Fourth Proportional to 18,051,355.60, 24,910,725.56 and 9,791,397.36

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Solution

The fourth proportional to 18,051,355.60, 24,910,725.56 and 9,791,397.36 is: 13,512,049.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051,355.60 : 24,910,725.56 = 9,791,397.36 : x
  2. Step 2: Convert to fraction form
    18,051,355.60/24,910,725.56 = 9,791,397.36/x
  3. Step 3: Cross multiply
    18,051,355.60x = 24,910,725.56 × 9,791,397.36
  4. Step 4: Simplify right side
    18,051,355.60x = 243,910,812,483,868.50
  5. Step 5: Solve for x
    x = 243,910,812,483,868.50/18,051,355.60
  6. Step 6: Final answer
    x = 13,512,049.61

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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.