Home / 8,917,856.41-12,306,229.90-5,050,405.45

Finding the Fourth Proportional to 8,917,856.41, 12,306,229.90 and 5,050,405.45

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Solution

The fourth proportional to 8,917,856.41, 12,306,229.90 and 5,050,405.45 is: 6,969,326.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,856.41 : 12,306,229.90 = 5,050,405.45 : x
  2. Step 2: Convert to fraction form
    8,917,856.41/12,306,229.90 = 5,050,405.45/x
  3. Step 3: Cross multiply
    8,917,856.41x = 12,306,229.90 × 5,050,405.45
  4. Step 4: Simplify right side
    8,917,856.41x = 62,151,450,555,912.96
  5. Step 5: Solve for x
    x = 62,151,450,555,912.96/8,917,856.41
  6. Step 6: Final answer
    x = 6,969,326.23

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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.