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Finding the Third Proportional to 13,715,009 and 18,680,483.50

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Solution

The third proportional to 13,715,009 and 18,680,483.50 is: 25,443,691.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,715,009 : 18,680,483.50 = 18,680,483.50 : x
  2. Step 2: Convert to fraction form
    13,715,009/18,680,483.50 = 18,680,483.50/x
  3. Step 3: Cross multiply
    13,715,009x = 18,680,483.50 × 18,680,483.50
  4. Step 4: Simplify right side
    13,715,009x = 348,960,463,793,772.25
  5. Step 5: Solve for x
    x = 348,960,463,793,772.25/13,715,009
  6. Step 6: Final answer
    x = 25,443,691.93

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.