Home / 45,428,876.20-68,143,314.30-27,289,023.40

Finding the Fourth Proportional to 45,428,876.20, 68,143,314.30 and 27,289,023.40

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Solution

The fourth proportional to 45,428,876.20, 68,143,314.30 and 27,289,023.40 is: 40,933,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,428,876.20 : 68,143,314.30 = 27,289,023.40 : x
  2. Step 2: Convert to fraction form
    45,428,876.20/68,143,314.30 = 27,289,023.40/x
  3. Step 3: Cross multiply
    45,428,876.20x = 68,143,314.30 × 27,289,023.40
  4. Step 4: Simplify right side
    45,428,876.20x = 1,859,564,498,486,254.50
  5. Step 5: Solve for x
    x = 1,859,564,498,486,254.50/45,428,876.20
  6. Step 6: Final answer
    x = 40,933,535.10

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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.