Home / 8,158,690.71-11,258,755.27-4,487,606.17

Finding the Fourth Proportional to 8,158,690.71, 11,258,755.27 and 4,487,606.17

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Solution

The fourth proportional to 8,158,690.71, 11,258,755.27 and 4,487,606.17 is: 6,192,765.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,690.71 : 11,258,755.27 = 4,487,606.17 : x
  2. Step 2: Convert to fraction form
    8,158,690.71/11,258,755.27 = 4,487,606.17/x
  3. Step 3: Cross multiply
    8,158,690.71x = 11,258,755.27 × 4,487,606.17
  4. Step 4: Simplify right side
    8,158,690.71x = 50,524,859,576,806.12
  5. Step 5: Solve for x
    x = 50,524,859,576,806.12/8,158,690.71
  6. Step 6: Final answer
    x = 6,192,765.65

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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.