Home / 35,456,082.89-48,930,143.11-19,986,163.43

Finding the Fourth Proportional to 35,456,082.89, 48,930,143.11 and 19,986,163.43

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Solution

The fourth proportional to 35,456,082.89, 48,930,143.11 and 19,986,163.43 is: 27,581,327.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456,082.89 : 48,930,143.11 = 19,986,163.43 : x
  2. Step 2: Convert to fraction form
    35,456,082.89/48,930,143.11 = 19,986,163.43/x
  3. Step 3: Cross multiply
    35,456,082.89x = 48,930,143.11 × 19,986,163.43
  4. Step 4: Simplify right side
    35,456,082.89x = 977,925,836,555,132.38
  5. Step 5: Solve for x
    x = 977,925,836,555,132.38/35,456,082.89
  6. Step 6: Final answer
    x = 27,581,327.57

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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.