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Finding the Third Proportional to 13,829,895 and 20,296,432.50

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Solution

The third proportional to 13,829,895 and 20,296,432.50 is: 29,786,572.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,895 : 20,296,432.50 = 20,296,432.50 : x
  2. Step 2: Convert to fraction form
    13,829,895/20,296,432.50 = 20,296,432.50/x
  3. Step 3: Cross multiply
    13,829,895x = 20,296,432.50 × 20,296,432.50
  4. Step 4: Simplify right side
    13,829,895x = 411,945,172,227,056.25
  5. Step 5: Solve for x
    x = 411,945,172,227,056.25/13,829,895
  6. Step 6: Final answer
    x = 29,786,572.65

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.