Home / 7,186,372.53-9,917,344.17-3,923,324.79

Finding the Fourth Proportional to 7,186,372.53, 9,917,344.17 and 3,923,324.79

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Solution

The fourth proportional to 7,186,372.53, 9,917,344.17 and 3,923,324.79 is: 5,414,270.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,372.53 : 9,917,344.17 = 3,923,324.79 : x
  2. Step 2: Convert to fraction form
    7,186,372.53/9,917,344.17 = 3,923,324.79/x
  3. Step 3: Cross multiply
    7,186,372.53x = 9,917,344.17 × 3,923,324.79
  4. Step 4: Simplify right side
    7,186,372.53x = 38,908,962,233,122.98
  5. Step 5: Solve for x
    x = 38,908,962,233,122.98/7,186,372.53
  6. Step 6: Final answer
    x = 5,414,270.14

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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.