Home / 16,948,635.72-23,367,163.96-10,977,418.68

Finding the Fourth Proportional to 16,948,635.72, 23,367,163.96 and 10,977,418.68

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Solution

The fourth proportional to 16,948,635.72, 23,367,163.96 and 10,977,418.68 is: 15,134,618.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948,635.72 : 23,367,163.96 = 10,977,418.68 : x
  2. Step 2: Convert to fraction form
    16,948,635.72/23,367,163.96 = 10,977,418.68/x
  3. Step 3: Cross multiply
    16,948,635.72x = 23,367,163.96 × 10,977,418.68
  4. Step 4: Simplify right side
    16,948,635.72x = 256,511,142,153,126.78
  5. Step 5: Solve for x
    x = 256,511,142,153,126.78/16,948,635.72
  6. Step 6: Final answer
    x = 15,134,618.88

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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.