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Finding the Fourth Proportional to 29,229,925.90, 40,989,080.90 and 29,229,925.90

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Solution

The fourth proportional to 29,229,925.90, 40,989,080.90 and 29,229,925.90 is: 40,989,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,229,925.90 : 40,989,080.90 = 29,229,925.90 : x
  2. Step 2: Convert to fraction form
    29,229,925.90/40,989,080.90 = 29,229,925.90/x
  3. Step 3: Cross multiply
    29,229,925.90x = 40,989,080.90 × 29,229,925.90
  4. Step 4: Simplify right side
    29,229,925.90x = 1,198,107,797,416,105.25
  5. Step 5: Solve for x
    x = 1,198,107,797,416,105.25/29,229,925.90
  6. Step 6: Final answer
    x = 40,989,080.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.