Home / 30,900,793.26-42,641,108.19-17,149,766.70

Finding the Fourth Proportional to 30,900,793.26, 42,641,108.19 and 17,149,766.70

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Solution

The fourth proportional to 30,900,793.26, 42,641,108.19 and 17,149,766.70 is: 23,665,575.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,900,793.26 : 42,641,108.19 = 17,149,766.70 : x
  2. Step 2: Convert to fraction form
    30,900,793.26/42,641,108.19 = 17,149,766.70/x
  3. Step 3: Cross multiply
    30,900,793.26x = 42,641,108.19 × 17,149,766.70
  4. Step 4: Simplify right side
    30,900,793.26x = 731,285,057,287,959.25
  5. Step 5: Solve for x
    x = 731,285,057,287,959.25/30,900,793.26
  6. Step 6: Final answer
    x = 23,665,575.54

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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.