Home / 8,728,565.15-12,045,793.62-4,861,086.30

Finding the Fourth Proportional to 8,728,565.15, 12,045,793.62 and 4,861,086.30

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Solution

The fourth proportional to 8,728,565.15, 12,045,793.62 and 4,861,086.30 is: 6,708,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,565.15 : 12,045,793.62 = 4,861,086.30 : x
  2. Step 2: Convert to fraction form
    8,728,565.15/12,045,793.62 = 4,861,086.30/x
  3. Step 3: Cross multiply
    8,728,565.15x = 12,045,793.62 × 4,861,086.30
  4. Step 4: Simplify right side
    8,728,565.15x = 58,555,642,338,809.40
  5. Step 5: Solve for x
    x = 58,555,642,338,809.40/8,728,565.15
  6. Step 6: Final answer
    x = 6,708,507.22

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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.