Home / 12,141,003.72-16,754,629.80-6,634,379.44

Finding the Fourth Proportional to 12,141,003.72, 16,754,629.80 and 6,634,379.44

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Solution

The fourth proportional to 12,141,003.72, 16,754,629.80 and 6,634,379.44 is: 9,155,468.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,141,003.72 : 16,754,629.80 = 6,634,379.44 : x
  2. Step 2: Convert to fraction form
    12,141,003.72/16,754,629.80 = 6,634,379.44/x
  3. Step 3: Cross multiply
    12,141,003.72x = 16,754,629.80 × 6,634,379.44
  4. Step 4: Simplify right side
    12,141,003.72x = 111,156,571,469,931.33
  5. Step 5: Solve for x
    x = 111,156,571,469,931.33/12,141,003.72
  6. Step 6: Final answer
    x = 9,155,468.03

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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.