Home / 27,921,453.60-41,882,180.40-20,747,000.10

Finding the Fourth Proportional to 27,921,453.60, 41,882,180.40 and 20,747,000.10

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Solution

The fourth proportional to 27,921,453.60, 41,882,180.40 and 20,747,000.10 is: 31,120,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,921,453.60 : 41,882,180.40 = 20,747,000.10 : x
  2. Step 2: Convert to fraction form
    27,921,453.60/41,882,180.40 = 20,747,000.10/x
  3. Step 3: Cross multiply
    27,921,453.60x = 41,882,180.40 × 20,747,000.10
  4. Step 4: Simplify right side
    27,921,453.60x = 868,929,600,947,018.12
  5. Step 5: Solve for x
    x = 868,929,600,947,018.12/27,921,453.60
  6. Step 6: Final answer
    x = 31,120,500.15

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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.