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Finding the Fourth Proportional to 17,453,508.21, 24,085,611.63 and 9,612,869.85

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Solution

The fourth proportional to 17,453,508.21, 24,085,611.63 and 9,612,869.85 is: 13,265,633.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,453,508.21 : 24,085,611.63 = 9,612,869.85 : x
  2. Step 2: Convert to fraction form
    17,453,508.21/24,085,611.63 = 9,612,869.85/x
  3. Step 3: Cross multiply
    17,453,508.21x = 24,085,611.63 × 9,612,869.85
  4. Step 4: Simplify right side
    17,453,508.21x = 231,531,849,856,836.34
  5. Step 5: Solve for x
    x = 231,531,849,856,836.34/17,453,508.21
  6. Step 6: Final answer
    x = 13,265,633.88

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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.