Home / 18,144,363.60-27,216,545.40-16,695,694.80

Finding the Fourth Proportional to 18,144,363.60, 27,216,545.40 and 16,695,694.80

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Solution

The fourth proportional to 18,144,363.60, 27,216,545.40 and 16,695,694.80 is: 25,043,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,363.60 : 27,216,545.40 = 16,695,694.80 : x
  2. Step 2: Convert to fraction form
    18,144,363.60/27,216,545.40 = 16,695,694.80/x
  3. Step 3: Cross multiply
    18,144,363.60x = 27,216,545.40 × 16,695,694.80
  4. Step 4: Simplify right side
    18,144,363.60x = 454,399,135,508,743.94
  5. Step 5: Solve for x
    x = 454,399,135,508,743.94/18,144,363.60
  6. Step 6: Final answer
    x = 25,043,542.20

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1.5x scale

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.