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Finding the Fourth Proportional to 9,935,817.56, 14,897,622.87 and 3,863,471.12

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Solution

The fourth proportional to 9,935,817.56, 14,897,622.87 and 3,863,471.12 is: 5,792,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935,817.56 : 14,897,622.87 = 3,863,471.12 : x
  2. Step 2: Convert to fraction form
    9,935,817.56/14,897,622.87 = 3,863,471.12/x
  3. Step 3: Cross multiply
    9,935,817.56x = 14,897,622.87 × 3,863,471.12
  4. Step 4: Simplify right side
    9,935,817.56x = 57,556,535,780,073.61
  5. Step 5: Solve for x
    x = 57,556,535,780,073.61/9,935,817.56
  6. Step 6: Final answer
    x = 5,792,833.39

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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.