Home / 37,164,006.80-55,746,010.20-20,157,894.80

Finding the Fourth Proportional to 37,164,006.80, 55,746,010.20 and 20,157,894.80

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Solution

The fourth proportional to 37,164,006.80, 55,746,010.20 and 20,157,894.80 is: 30,236,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,164,006.80 : 55,746,010.20 = 20,157,894.80 : x
  2. Step 2: Convert to fraction form
    37,164,006.80/55,746,010.20 = 20,157,894.80/x
  3. Step 3: Cross multiply
    37,164,006.80x = 55,746,010.20 × 20,157,894.80
  4. Step 4: Simplify right side
    37,164,006.80x = 1,123,722,209,131,327
  5. Step 5: Solve for x
    x = 1,123,722,209,131,327/37,164,006.80
  6. Step 6: Final answer
    x = 30,236,842.20

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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.