Home / 18,827,953.76-28,229,037.49-9,588,040.42

Finding the Fourth Proportional to 18,827,953.76, 28,229,037.49 and 9,588,040.42

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Solution

The fourth proportional to 18,827,953.76, 28,229,037.49 and 9,588,040.42 is: 14,375,494.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827,953.76 : 28,229,037.49 = 9,588,040.42 : x
  2. Step 2: Convert to fraction form
    18,827,953.76/28,229,037.49 = 9,588,040.42/x
  3. Step 3: Cross multiply
    18,827,953.76x = 28,229,037.49 × 9,588,040.42
  4. Step 4: Simplify right side
    18,827,953.76x = 270,661,152,412,224.53
  5. Step 5: Solve for x
    x = 270,661,152,412,224.53/18,827,953.76
  6. Step 6: Final answer
    x = 14,375,494.86

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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.