Home / 6,478,627.66-8,940,567.38-3,687,614.61

Finding the Fourth Proportional to 6,478,627.66, 8,940,567.38 and 3,687,614.61

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Solution

The fourth proportional to 6,478,627.66, 8,940,567.38 and 3,687,614.61 is: 5,088,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,627.66 : 8,940,567.38 = 3,687,614.61 : x
  2. Step 2: Convert to fraction form
    6,478,627.66/8,940,567.38 = 3,687,614.61/x
  3. Step 3: Cross multiply
    6,478,627.66x = 8,940,567.38 × 3,687,614.61
  4. Step 4: Simplify right side
    6,478,627.66x = 32,969,366,840,212.22
  5. Step 5: Solve for x
    x = 32,969,366,840,212.22/6,478,627.66
  6. Step 6: Final answer
    x = 5,088,943.00

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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.