Home / 71,985,279.24-107,989,116.30-23,451,834.51

Finding the Fourth Proportional to 71,985,279.24, 107,989,116.30 and 23,451,834.51

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Solution

The fourth proportional to 71,985,279.24, 107,989,116.30 and 23,451,834.51 is: 35,181,399.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,985,279.24 : 107,989,116.30 = 23,451,834.51 : x
  2. Step 2: Convert to fraction form
    71,985,279.24/107,989,116.30 = 23,451,834.51/x
  3. Step 3: Cross multiply
    71,985,279.24x = 107,989,116.30 × 23,451,834.51
  4. Step 4: Simplify right side
    71,985,279.24x = 2,532,542,884,348,743.50
  5. Step 5: Solve for x
    x = 2,532,542,884,348,743.50/71,985,279.24
  6. Step 6: Final answer
    x = 35,181,399.74

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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.