Home / 8,728,565.86-12,045,794.61-4,861,087.01

Finding the Fourth Proportional to 8,728,565.86, 12,045,794.61 and 4,861,087.01

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Solution

The fourth proportional to 8,728,565.86, 12,045,794.61 and 4,861,087.01 is: 6,708,508.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,565.86 : 12,045,794.61 = 4,861,087.01 : x
  2. Step 2: Convert to fraction form
    8,728,565.86/12,045,794.61 = 4,861,087.01/x
  3. Step 3: Cross multiply
    8,728,565.86x = 12,045,794.61 × 4,861,087.01
  4. Step 4: Simplify right side
    8,728,565.86x = 58,555,655,703,799.01
  5. Step 5: Solve for x
    x = 58,555,655,703,799.01/8,728,565.86
  6. Step 6: Final answer
    x = 6,708,508.21

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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.