Home / 9,205,881.62-13,804,820.21-2,639,144.86

Finding the Fourth Proportional to 9,205,881.62, 13,804,820.21 and 2,639,144.86

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Solution

The fourth proportional to 9,205,881.62, 13,804,820.21 and 2,639,144.86 is: 3,957,569.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,881.62 : 13,804,820.21 = 2,639,144.86 : x
  2. Step 2: Convert to fraction form
    9,205,881.62/13,804,820.21 = 2,639,144.86/x
  3. Step 3: Cross multiply
    9,205,881.62x = 13,804,820.21 × 2,639,144.86
  4. Step 4: Simplify right side
    9,205,881.62x = 36,432,920,272,531.43
  5. Step 5: Solve for x
    x = 36,432,920,272,531.43/9,205,881.62
  6. Step 6: Final answer
    x = 3,957,569.93

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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.