Home / 15,461,995.21-23,171,057.19-11,386,520.71

Finding the Fourth Proportional to 15,461,995.21, 23,171,057.19 and 11,386,520.71

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Solution

The fourth proportional to 15,461,995.21, 23,171,057.19 and 11,386,520.71 is: 17,063,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461,995.21 : 23,171,057.19 = 11,386,520.71 : x
  2. Step 2: Convert to fraction form
    15,461,995.21/23,171,057.19 = 11,386,520.71/x
  3. Step 3: Cross multiply
    15,461,995.21x = 23,171,057.19 × 11,386,520.71
  4. Step 4: Simplify right side
    15,461,995.21x = 263,837,722,508,601.78
  5. Step 5: Solve for x
    x = 263,837,722,508,601.78/15,461,995.21
  6. Step 6: Final answer
    x = 17,063,627.23

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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.