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Finding the Third Proportional to 18,381,316.50 and 43,329,069

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Solution

The third proportional to 18,381,316.50 and 43,329,069 is: 102,136,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,381,316.50 : 43,329,069 = 43,329,069 : x
  2. Step 2: Convert to fraction form
    18,381,316.50/43,329,069 = 43,329,069/x
  3. Step 3: Cross multiply
    18,381,316.50x = 43,329,069 × 43,329,069
  4. Step 4: Simplify right side
    18,381,316.50x = 1,877,408,220,406,761
  5. Step 5: Solve for x
    x = 1,877,408,220,406,761/18,381,316.50
  6. Step 6: Final answer
    x = 102,136,765.91

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.