Home / 54,591,819.40-81,887,729.10-25,894,005.40

Finding the Fourth Proportional to 54,591,819.40, 81,887,729.10 and 25,894,005.40

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Solution

The fourth proportional to 54,591,819.40, 81,887,729.10 and 25,894,005.40 is: 38,841,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,591,819.40 : 81,887,729.10 = 25,894,005.40 : x
  2. Step 2: Convert to fraction form
    54,591,819.40/81,887,729.10 = 25,894,005.40/x
  3. Step 3: Cross multiply
    54,591,819.40x = 81,887,729.10 × 25,894,005.40
  4. Step 4: Simplify right side
    54,591,819.40x = 2,120,401,299,509,136.75
  5. Step 5: Solve for x
    x = 2,120,401,299,509,136.75/54,591,819.40
  6. Step 6: Final answer
    x = 38,841,008.10

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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.