Home / 54,642,744.40-81,964,116.60-27,432,965.20

Finding the Fourth Proportional to 54,642,744.40, 81,964,116.60 and 27,432,965.20

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Solution

The fourth proportional to 54,642,744.40, 81,964,116.60 and 27,432,965.20 is: 41,149,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,642,744.40 : 81,964,116.60 = 27,432,965.20 : x
  2. Step 2: Convert to fraction form
    54,642,744.40/81,964,116.60 = 27,432,965.20/x
  3. Step 3: Cross multiply
    54,642,744.40x = 81,964,116.60 × 27,432,965.20
  4. Step 4: Simplify right side
    54,642,744.40x = 2,248,518,758,336,542
  5. Step 5: Solve for x
    x = 2,248,518,758,336,542/54,642,744.40
  6. Step 6: Final answer
    x = 41,149,447.80

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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.