Home / 8,416,240.71-11,614,180.21-4,745,125.43

Finding the Fourth Proportional to 8,416,240.71, 11,614,180.21 and 4,745,125.43

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Solution

The fourth proportional to 8,416,240.71, 11,614,180.21 and 4,745,125.43 is: 6,548,142.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416,240.71 : 11,614,180.21 = 4,745,125.43 : x
  2. Step 2: Convert to fraction form
    8,416,240.71/11,614,180.21 = 4,745,125.43/x
  3. Step 3: Cross multiply
    8,416,240.71x = 11,614,180.21 × 4,745,125.43
  4. Step 4: Simplify right side
    8,416,240.71x = 55,110,741,793,140.02
  5. Step 5: Solve for x
    x = 55,110,741,793,140.02/8,416,240.71
  6. Step 6: Final answer
    x = 6,548,142.30

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1.5x scale

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.