Home / 40,471,226.17-60,676,921.06-21,012,513.97

Finding the Fourth Proportional to 40,471,226.17, 60,676,921.06 and 21,012,513.97

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Solution

The fourth proportional to 40,471,226.17, 60,676,921.06 and 21,012,513.97 is: 31,503,237.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,471,226.17 : 60,676,921.06 = 21,012,513.97 : x
  2. Step 2: Convert to fraction form
    40,471,226.17/60,676,921.06 = 21,012,513.97/x
  3. Step 3: Cross multiply
    40,471,226.17x = 60,676,921.06 × 21,012,513.97
  4. Step 4: Simplify right side
    40,471,226.17x = 1,274,974,651,021,390
  5. Step 5: Solve for x
    x = 1,274,974,651,021,390/40,471,226.17
  6. Step 6: Final answer
    x = 31,503,237.53

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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.