Home / 16,860,642.78-23,268,112.19-10,337,868.81

Finding the Fourth Proportional to 16,860,642.78, 23,268,112.19 and 10,337,868.81

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Solution

The fourth proportional to 16,860,642.78, 23,268,112.19 and 10,337,868.81 is: 14,266,519.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860,642.78 : 23,268,112.19 = 10,337,868.81 : x
  2. Step 2: Convert to fraction form
    16,860,642.78/23,268,112.19 = 10,337,868.81/x
  3. Step 3: Cross multiply
    16,860,642.78x = 23,268,112.19 × 10,337,868.81
  4. Step 4: Simplify right side
    16,860,642.78x = 240,542,691,321,810
  5. Step 5: Solve for x
    x = 240,542,691,321,810/16,860,642.78
  6. Step 6: Final answer
    x = 14,266,519.63

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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.