Home / 17,612,472.30-26,418,708.45-12,810,014.70

Finding the Fourth Proportional to 17,612,472.30, 26,418,708.45 and 12,810,014.70

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Solution

The fourth proportional to 17,612,472.30, 26,418,708.45 and 12,810,014.70 is: 19,215,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,612,472.30 : 26,418,708.45 = 12,810,014.70 : x
  2. Step 2: Convert to fraction form
    17,612,472.30/26,418,708.45 = 12,810,014.70/x
  3. Step 3: Cross multiply
    17,612,472.30x = 26,418,708.45 × 12,810,014.70
  4. Step 4: Simplify right side
    17,612,472.30x = 338,424,043,599,514.19
  5. Step 5: Solve for x
    x = 338,424,043,599,514.19/17,612,472.30
  6. Step 6: Final answer
    x = 19,215,022.05

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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.