Home / 12,178,067.40-18,253,897.24-6,098,142.04

Finding the Fourth Proportional to 12,178,067.40, 18,253,897.24 and 6,098,142.04

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Solution

The fourth proportional to 12,178,067.40, 18,253,897.24 and 6,098,142.04 is: 9,140,601.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,067.40 : 18,253,897.24 = 6,098,142.04 : x
  2. Step 2: Convert to fraction form
    12,178,067.40/18,253,897.24 = 6,098,142.04/x
  3. Step 3: Cross multiply
    12,178,067.40x = 18,253,897.24 × 6,098,142.04
  4. Step 4: Simplify right side
    12,178,067.40x = 111,314,858,153,083.95
  5. Step 5: Solve for x
    x = 111,314,858,153,083.95/12,178,067.40
  6. Step 6: Final answer
    x = 9,140,601.25

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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.