Home / 5,149,590.60-7,729,470.68-3,865,734.12

Finding the Fourth Proportional to 5,149,590.60, 7,729,470.68 and 3,865,734.12

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Solution

The fourth proportional to 5,149,590.60, 7,729,470.68 and 3,865,734.12 is: 5,802,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,590.60 : 7,729,470.68 = 3,865,734.12 : x
  2. Step 2: Convert to fraction form
    5,149,590.60/7,729,470.68 = 3,865,734.12/x
  3. Step 3: Cross multiply
    5,149,590.60x = 7,729,470.68 × 3,865,734.12
  4. Step 4: Simplify right side
    5,149,590.60x = 29,880,078,537,215.60
  5. Step 5: Solve for x
    x = 29,880,078,537,215.60/5,149,590.60
  6. Step 6: Final answer
    x = 5,802,418.26

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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.