Home / 54,288,080.30-81,432,120.45-48,335,941.10

Finding the Fourth Proportional to 54,288,080.30, 81,432,120.45 and 48,335,941.10

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Solution

The fourth proportional to 54,288,080.30, 81,432,120.45 and 48,335,941.10 is: 72,503,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,288,080.30 : 81,432,120.45 = 48,335,941.10 : x
  2. Step 2: Convert to fraction form
    54,288,080.30/81,432,120.45 = 48,335,941.10/x
  3. Step 3: Cross multiply
    54,288,080.30x = 81,432,120.45 × 48,335,941.10
  4. Step 4: Simplify right side
    54,288,080.30x = 3,936,098,177,719,306
  5. Step 5: Solve for x
    x = 3,936,098,177,719,306/54,288,080.30
  6. Step 6: Final answer
    x = 72,503,911.65

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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.