Home / 6,755,087.12-10,131,111.18-3,108,318.92

Finding the Fourth Proportional to 6,755,087.12, 10,131,111.18 and 3,108,318.92

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Solution

The fourth proportional to 6,755,087.12, 10,131,111.18 and 3,108,318.92 is: 4,661,779.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755,087.12 : 10,131,111.18 = 3,108,318.92 : x
  2. Step 2: Convert to fraction form
    6,755,087.12/10,131,111.18 = 3,108,318.92/x
  3. Step 3: Cross multiply
    6,755,087.12x = 10,131,111.18 × 3,108,318.92
  4. Step 4: Simplify right side
    6,755,087.12x = 31,490,724,510,761.97
  5. Step 5: Solve for x
    x = 31,490,724,510,761.97/6,755,087.12
  6. Step 6: Final answer
    x = 4,661,779.18

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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.