Home / 11,065,847.18-15,270,839.50-6,171,074.90

Finding the Fourth Proportional to 11,065,847.18, 15,270,839.50 and 6,171,074.90

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Solution

The fourth proportional to 11,065,847.18, 15,270,839.50 and 6,171,074.90 is: 8,516,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065,847.18 : 15,270,839.50 = 6,171,074.90 : x
  2. Step 2: Convert to fraction form
    11,065,847.18/15,270,839.50 = 6,171,074.90/x
  3. Step 3: Cross multiply
    11,065,847.18x = 15,270,839.50 × 6,171,074.90
  4. Step 4: Simplify right side
    11,065,847.18x = 94,237,494,337,759.56
  5. Step 5: Solve for x
    x = 94,237,494,337,759.56/11,065,847.18
  6. Step 6: Final answer
    x = 8,516,066.85

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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.