Home / 12,384,480.60-18,576,720.90-6,715,776.60

Finding the Fourth Proportional to 12,384,480.60, 18,576,720.90 and 6,715,776.60

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Solution

The fourth proportional to 12,384,480.60, 18,576,720.90 and 6,715,776.60 is: 10,073,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,480.60 : 18,576,720.90 = 6,715,776.60 : x
  2. Step 2: Convert to fraction form
    12,384,480.60/18,576,720.90 = 6,715,776.60/x
  3. Step 3: Cross multiply
    12,384,480.60x = 18,576,720.90 × 6,715,776.60
  4. Step 4: Simplify right side
    12,384,480.60x = 124,757,107,524,950.92
  5. Step 5: Solve for x
    x = 124,757,107,524,950.92/12,384,480.60
  6. Step 6: Final answer
    x = 10,073,664.90

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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.