Home / 26,201,915.12-36,158,786.28-15,195,190.73

Finding the Fourth Proportional to 26,201,915.12, 36,158,786.28 and 15,195,190.73

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Solution

The fourth proportional to 26,201,915.12, 36,158,786.28 and 15,195,190.73 is: 20,969,446.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,201,915.12 : 36,158,786.28 = 15,195,190.73 : x
  2. Step 2: Convert to fraction form
    26,201,915.12/36,158,786.28 = 15,195,190.73/x
  3. Step 3: Cross multiply
    26,201,915.12x = 36,158,786.28 × 15,195,190.73
  4. Step 4: Simplify right side
    26,201,915.12x = 549,439,653,909,113.25
  5. Step 5: Solve for x
    x = 549,439,653,909,113.25/26,201,915.12
  6. Step 6: Final answer
    x = 20,969,446.37

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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.