Home / 29,917,419.35-41,279,006.95-18,156,427.04

Finding the Fourth Proportional to 29,917,419.35, 41,279,006.95 and 18,156,427.04

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Solution

The fourth proportional to 29,917,419.35, 41,279,006.95 and 18,156,427.04 is: 25,051,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,917,419.35 : 41,279,006.95 = 18,156,427.04 : x
  2. Step 2: Convert to fraction form
    29,917,419.35/41,279,006.95 = 18,156,427.04/x
  3. Step 3: Cross multiply
    29,917,419.35x = 41,279,006.95 × 18,156,427.04
  4. Step 4: Simplify right side
    29,917,419.35x = 749,479,277,971,328
  5. Step 5: Solve for x
    x = 749,479,277,971,328/29,917,419.35
  6. Step 6: Final answer
    x = 25,051,601.85

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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.