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Finding the Third Proportional to 8,019,511.50 and 18,712,840

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Solution

The third proportional to 8,019,511.50 and 18,712,840 is: 43,664,801.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,511.50 : 18,712,840 = 18,712,840 : x
  2. Step 2: Convert to fraction form
    8,019,511.50/18,712,840 = 18,712,840/x
  3. Step 3: Cross multiply
    8,019,511.50x = 18,712,840 × 18,712,840
  4. Step 4: Simplify right side
    8,019,511.50x = 350,170,380,865,600
  5. Step 5: Solve for x
    x = 350,170,380,865,600/8,019,511.50
  6. Step 6: Final answer
    x = 43,664,801.89

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.