Home / 23,530,580.40-35,366,729.40-20,412,793.20

Finding the Fourth Proportional to 23,530,580.40, 35,366,729.40 and 20,412,793.20

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Solution

The fourth proportional to 23,530,580.40, 35,366,729.40 and 20,412,793.20 is: 30,680,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,530,580.40 : 35,366,729.40 = 20,412,793.20 : x
  2. Step 2: Convert to fraction form
    23,530,580.40/35,366,729.40 = 20,412,793.20/x
  3. Step 3: Cross multiply
    23,530,580.40x = 35,366,729.40 × 20,412,793.20
  4. Step 4: Simplify right side
    23,530,580.40x = 721,933,733,402,560
  5. Step 5: Solve for x
    x = 721,933,733,402,560/23,530,580.40
  6. Step 6: Final answer
    x = 30,680,659.85

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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.