Home / 11,521,061.34-15,899,197.59-6,364,314.78

Finding the Fourth Proportional to 11,521,061.34, 15,899,197.59 and 6,364,314.78

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Solution

The fourth proportional to 11,521,061.34, 15,899,197.59 and 6,364,314.78 is: 8,782,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521,061.34 : 15,899,197.59 = 6,364,314.78 : x
  2. Step 2: Convert to fraction form
    11,521,061.34/15,899,197.59 = 6,364,314.78/x
  3. Step 3: Cross multiply
    11,521,061.34x = 15,899,197.59 × 6,364,314.78
  4. Step 4: Simplify right side
    11,521,061.34x = 101,187,498,212,177.39
  5. Step 5: Solve for x
    x = 101,187,498,212,177.39/11,521,061.34
  6. Step 6: Final answer
    x = 8,782,827.83

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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.