Home / 18,385,543.73-25,371,740.80-10,126,375.13

Finding the Fourth Proportional to 18,385,543.73, 25,371,740.80 and 10,126,375.13

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Solution

The fourth proportional to 18,385,543.73, 25,371,740.80 and 10,126,375.13 is: 13,974,227.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,385,543.73 : 25,371,740.80 = 10,126,375.13 : x
  2. Step 2: Convert to fraction form
    18,385,543.73/25,371,740.80 = 10,126,375.13/x
  3. Step 3: Cross multiply
    18,385,543.73x = 25,371,740.80 × 10,126,375.13
  4. Step 4: Simplify right side
    18,385,543.73x = 256,923,765,041,926.34
  5. Step 5: Solve for x
    x = 256,923,765,041,926.34/18,385,543.73
  6. Step 6: Final answer
    x = 13,974,227.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.