Home / 7,664,965.61-11,491,773.12-4,631,621.22

Finding the Fourth Proportional to 7,664,965.61, 11,491,773.12 and 4,631,621.22

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Solution

The fourth proportional to 7,664,965.61, 11,491,773.12 and 4,631,621.22 is: 6,944,002.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664,965.61 : 11,491,773.12 = 4,631,621.22 : x
  2. Step 2: Convert to fraction form
    7,664,965.61/11,491,773.12 = 4,631,621.22/x
  3. Step 3: Cross multiply
    7,664,965.61x = 11,491,773.12 × 4,631,621.22
  4. Step 4: Simplify right side
    7,664,965.61x = 53,225,540,238,017.60
  5. Step 5: Solve for x
    x = 53,225,540,238,017.60/7,664,965.61
  6. Step 6: Final answer
    x = 6,944,002.49

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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.