Home / 41,890,470.30-62,835,705.45-20,367,109.80

Finding the Fourth Proportional to 41,890,470.30, 62,835,705.45 and 20,367,109.80

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Solution

The fourth proportional to 41,890,470.30, 62,835,705.45 and 20,367,109.80 is: 30,550,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,890,470.30 : 62,835,705.45 = 20,367,109.80 : x
  2. Step 2: Convert to fraction form
    41,890,470.30/62,835,705.45 = 20,367,109.80/x
  3. Step 3: Cross multiply
    41,890,470.30x = 62,835,705.45 × 20,367,109.80
  4. Step 4: Simplify right side
    41,890,470.30x = 1,279,781,712,260,608.50
  5. Step 5: Solve for x
    x = 1,279,781,712,260,608.50/41,890,470.30
  6. Step 6: Final answer
    x = 30,550,664.70

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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.