Home / 15,120,530.40-22,680,795.60-5,536,221.60

Finding the Fourth Proportional to 15,120,530.40, 22,680,795.60 and 5,536,221.60

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Solution

The fourth proportional to 15,120,530.40, 22,680,795.60 and 5,536,221.60 is: 8,304,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120,530.40 : 22,680,795.60 = 5,536,221.60 : x
  2. Step 2: Convert to fraction form
    15,120,530.40/22,680,795.60 = 5,536,221.60/x
  3. Step 3: Cross multiply
    15,120,530.40x = 22,680,795.60 × 5,536,221.60
  4. Step 4: Simplify right side
    15,120,530.40x = 125,565,910,505,904.95
  5. Step 5: Solve for x
    x = 125,565,910,505,904.95/15,120,530.40
  6. Step 6: Final answer
    x = 8,304,332.40

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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.