Home / 12,273,010.49-18,409,515.20-11,659,310.95

Finding the Fourth Proportional to 12,273,010.49, 18,409,515.20 and 11,659,310.95

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Solution

The fourth proportional to 12,273,010.49, 18,409,515.20 and 11,659,310.95 is: 17,488,965.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273,010.49 : 18,409,515.20 = 11,659,310.95 : x
  2. Step 2: Convert to fraction form
    12,273,010.49/18,409,515.20 = 11,659,310.95/x
  3. Step 3: Cross multiply
    12,273,010.49x = 18,409,515.20 × 11,659,310.95
  4. Step 4: Simplify right side
    12,273,010.49x = 214,642,262,097,254.88
  5. Step 5: Solve for x
    x = 214,642,262,097,254.88/12,273,010.49
  6. Step 6: Final answer
    x = 17,488,965.92

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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.