Home / 11,992,718.25-16,549,951.82-6,486,091.56

Finding the Fourth Proportional to 11,992,718.25, 16,549,951.82 and 6,486,091.56

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Solution

The fourth proportional to 11,992,718.25, 16,549,951.82 and 6,486,091.56 is: 8,950,806.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,718.25 : 16,549,951.82 = 6,486,091.56 : x
  2. Step 2: Convert to fraction form
    11,992,718.25/16,549,951.82 = 6,486,091.56/x
  3. Step 3: Cross multiply
    11,992,718.25x = 16,549,951.82 × 6,486,091.56
  4. Step 4: Simplify right side
    11,992,718.25x = 107,344,502,785,678.17
  5. Step 5: Solve for x
    x = 107,344,502,785,678.17/11,992,718.25
  6. Step 6: Final answer
    x = 8,950,806.69

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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.