Home / 54,642,747.40-81,964,121.10-27,432,968.20

Finding the Fourth Proportional to 54,642,747.40, 81,964,121.10 and 27,432,968.20

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Solution

The fourth proportional to 54,642,747.40, 81,964,121.10 and 27,432,968.20 is: 41,149,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,642,747.40 : 81,964,121.10 = 27,432,968.20 : x
  2. Step 2: Convert to fraction form
    54,642,747.40/81,964,121.10 = 27,432,968.20/x
  3. Step 3: Cross multiply
    54,642,747.40x = 81,964,121.10 × 27,432,968.20
  4. Step 4: Simplify right side
    54,642,747.40x = 2,248,519,127,677,248.75
  5. Step 5: Solve for x
    x = 2,248,519,127,677,248.75/54,642,747.40
  6. Step 6: Final answer
    x = 41,149,452.30

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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.