Home / 8,427,447.63-11,625,593.22-5,118,861.42

Finding the Fourth Proportional to 8,427,447.63, 11,625,593.22 and 5,118,861.42

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Solution

The fourth proportional to 8,427,447.63, 11,625,593.22 and 5,118,861.42 is: 7,061,426.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427,447.63 : 11,625,593.22 = 5,118,861.42 : x
  2. Step 2: Convert to fraction form
    8,427,447.63/11,625,593.22 = 5,118,861.42/x
  3. Step 3: Cross multiply
    8,427,447.63x = 11,625,593.22 × 5,118,861.42
  4. Step 4: Simplify right side
    8,427,447.63x = 59,509,800,618,471.58
  5. Step 5: Solve for x
    x = 59,509,800,618,471.58/8,427,447.63
  6. Step 6: Final answer
    x = 7,061,426.33

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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.