Home / 12,227,939.24-16,845,391.14-8,549,974.04

Finding the Fourth Proportional to 12,227,939.24, 16,845,391.14 and 8,549,974.04

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Solution

The fourth proportional to 12,227,939.24, 16,845,391.14 and 8,549,974.04 is: 11,778,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,939.24 : 16,845,391.14 = 8,549,974.04 : x
  2. Step 2: Convert to fraction form
    12,227,939.24/16,845,391.14 = 8,549,974.04/x
  3. Step 3: Cross multiply
    12,227,939.24x = 16,845,391.14 × 8,549,974.04
  4. Step 4: Simplify right side
    12,227,939.24x = 144,027,656,940,646
  5. Step 5: Solve for x
    x = 144,027,656,940,646/12,227,939.24
  6. Step 6: Final answer
    x = 11,778,571.52

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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.