Home / 9,116,321.40-13,676,555.70-5,327,854.20

Finding the Fourth Proportional to 9,116,321.40, 13,676,555.70 and 5,327,854.20

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Solution

The fourth proportional to 9,116,321.40, 13,676,555.70 and 5,327,854.20 is: 7,992,993.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116,321.40 : 13,676,555.70 = 5,327,854.20 : x
  2. Step 2: Convert to fraction form
    9,116,321.40/13,676,555.70 = 5,327,854.20/x
  3. Step 3: Cross multiply
    9,116,321.40x = 13,676,555.70 × 5,327,854.20
  4. Step 4: Simplify right side
    9,116,321.40x = 72,866,694,727,778.94
  5. Step 5: Solve for x
    x = 72,866,694,727,778.94/9,116,321.40
  6. Step 6: Final answer
    x = 7,992,993.17

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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.