Home / 11,657,906.20-17,486,859.30-8,485,298.20

Finding the Fourth Proportional to 11,657,906.20, 17,486,859.30 and 8,485,298.20

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Solution

The fourth proportional to 11,657,906.20, 17,486,859.30 and 8,485,298.20 is: 12,727,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,906.20 : 17,486,859.30 = 8,485,298.20 : x
  2. Step 2: Convert to fraction form
    11,657,906.20/17,486,859.30 = 8,485,298.20/x
  3. Step 3: Cross multiply
    11,657,906.20x = 17,486,859.30 × 8,485,298.20
  4. Step 4: Simplify right side
    11,657,906.20x = 148,381,215,741,943.25
  5. Step 5: Solve for x
    x = 148,381,215,741,943.25/11,657,906.20
  6. Step 6: Final answer
    x = 12,727,947.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.