Home / 15,143,610.80-22,715,416.20-9,171,642.80

Finding the Fourth Proportional to 15,143,610.80, 22,715,416.20 and 9,171,642.80

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Solution

The fourth proportional to 15,143,610.80, 22,715,416.20 and 9,171,642.80 is: 13,757,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,143,610.80 : 22,715,416.20 = 9,171,642.80 : x
  2. Step 2: Convert to fraction form
    15,143,610.80/22,715,416.20 = 9,171,642.80/x
  3. Step 3: Cross multiply
    15,143,610.80x = 22,715,416.20 × 9,171,642.80
  4. Step 4: Simplify right side
    15,143,610.80x = 208,337,683,439,733.38
  5. Step 5: Solve for x
    x = 208,337,683,439,733.38/15,143,610.80
  6. Step 6: Final answer
    x = 13,757,464.20

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1.5x scale

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.