Home / 23,429,620.80-35,165,426.40-20,238,350.40

Finding the Fourth Proportional to 23,429,620.80, 35,165,426.40 and 20,238,350.40

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Solution

The fourth proportional to 23,429,620.80, 35,165,426.40 and 20,238,350.40 is: 30,375,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429,620.80 : 35,165,426.40 = 20,238,350.40 : x
  2. Step 2: Convert to fraction form
    23,429,620.80/35,165,426.40 = 20,238,350.40/x
  3. Step 3: Cross multiply
    23,429,620.80x = 35,165,426.40 × 20,238,350.40
  4. Step 4: Simplify right side
    23,429,620.80x = 711,690,221,448,610.50
  5. Step 5: Solve for x
    x = 711,690,221,448,610.50/23,429,620.80
  6. Step 6: Final answer
    x = 30,375,661.11

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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.