Home / 9,122,986.91-12,589,755.30-4,936,671.83

Finding the Fourth Proportional to 9,122,986.91, 12,589,755.30 and 4,936,671.83

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Solution

The fourth proportional to 9,122,986.91, 12,589,755.30 and 4,936,671.83 is: 6,812,625.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122,986.91 : 12,589,755.30 = 4,936,671.83 : x
  2. Step 2: Convert to fraction form
    9,122,986.91/12,589,755.30 = 4,936,671.83/x
  3. Step 3: Cross multiply
    9,122,986.91x = 12,589,755.30 × 4,936,671.83
  4. Step 4: Simplify right side
    9,122,986.91x = 62,151,490,323,761.52
  5. Step 5: Solve for x
    x = 62,151,490,323,761.52/9,122,986.91
  6. Step 6: Final answer
    x = 6,812,625.18

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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.