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Finding the Third Proportional to 3,913,895.75 and 6,291,567

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Solution

The third proportional to 3,913,895.75 and 6,291,567 is: 10,113,661.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,895.75 : 6,291,567 = 6,291,567 : x
  2. Step 2: Convert to fraction form
    3,913,895.75/6,291,567 = 6,291,567/x
  3. Step 3: Cross multiply
    3,913,895.75x = 6,291,567 × 6,291,567
  4. Step 4: Simplify right side
    3,913,895.75x = 39,583,815,315,489
  5. Step 5: Solve for x
    x = 39,583,815,315,489/3,913,895.75
  6. Step 6: Final answer
    x = 10,113,661.13

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.