Home / 54,642,743.90-81,964,115.85-27,432,964.70

Finding the Fourth Proportional to 54,642,743.90, 81,964,115.85 and 27,432,964.70

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Solution

The fourth proportional to 54,642,743.90, 81,964,115.85 and 27,432,964.70 is: 41,149,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,642,743.90 : 81,964,115.85 = 27,432,964.70 : x
  2. Step 2: Convert to fraction form
    54,642,743.90/81,964,115.85 = 27,432,964.70/x
  3. Step 3: Cross multiply
    54,642,743.90x = 81,964,115.85 × 27,432,964.70
  4. Step 4: Simplify right side
    54,642,743.90x = 2,248,518,696,779,760.25
  5. Step 5: Solve for x
    x = 2,248,518,696,779,760.25/54,642,743.90
  6. Step 6: Final answer
    x = 41,149,447.05

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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.