Home / 8,420,244.75-18,135,463.50

Finding the Third Proportional to 8,420,244.75 and 18,135,463.50

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Solution

The third proportional to 8,420,244.75 and 18,135,463.50 is: 39,060,032.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,420,244.75 : 18,135,463.50 = 18,135,463.50 : x
  2. Step 2: Convert to fraction form
    8,420,244.75/18,135,463.50 = 18,135,463.50/x
  3. Step 3: Cross multiply
    8,420,244.75x = 18,135,463.50 × 18,135,463.50
  4. Step 4: Simplify right side
    8,420,244.75x = 328,895,036,359,832.25
  5. Step 5: Solve for x
    x = 328,895,036,359,832.25/8,420,244.75
  6. Step 6: Final answer
    x = 39,060,032.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.