Home / 14,939,008.20-20,625,366.78-12,192,257.70

Finding the Fourth Proportional to 14,939,008.20, 20,625,366.78 and 12,192,257.70

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Solution

The fourth proportional to 14,939,008.20, 20,625,366.78 and 12,192,257.70 is: 16,833,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939,008.20 : 20,625,366.78 = 12,192,257.70 : x
  2. Step 2: Convert to fraction form
    14,939,008.20/20,625,366.78 = 12,192,257.70/x
  3. Step 3: Cross multiply
    14,939,008.20x = 20,625,366.78 × 12,192,257.70
  4. Step 4: Simplify right side
    14,939,008.20x = 251,469,786,938,779.22
  5. Step 5: Solve for x
    x = 251,469,786,938,779.22/14,939,008.20
  6. Step 6: Final answer
    x = 16,833,097.86

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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.