Home / 71,619,279.60-107,428,919.40-23,744,002.80

Finding the Fourth Proportional to 71,619,279.60, 107,428,919.40 and 23,744,002.80

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Solution

The fourth proportional to 71,619,279.60, 107,428,919.40 and 23,744,002.80 is: 35,616,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,619,279.60 : 107,428,919.40 = 23,744,002.80 : x
  2. Step 2: Convert to fraction form
    71,619,279.60/107,428,919.40 = 23,744,002.80/x
  3. Step 3: Cross multiply
    71,619,279.60x = 107,428,919.40 × 23,744,002.80
  4. Step 4: Simplify right side
    71,619,279.60x = 2,550,792,563,034,574.50
  5. Step 5: Solve for x
    x = 2,550,792,563,034,574.50/71,619,279.60
  6. Step 6: Final answer
    x = 35,616,004.20

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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.