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Finding the Third Proportional to 6,466,412.25 and 8,991,030.38

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Solution

The third proportional to 6,466,412.25 and 8,991,030.38 is: 12,501,310.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466,412.25 : 8,991,030.38 = 8,991,030.38 : x
  2. Step 2: Convert to fraction form
    6,466,412.25/8,991,030.38 = 8,991,030.38/x
  3. Step 3: Cross multiply
    6,466,412.25x = 8,991,030.38 × 8,991,030.38
  4. Step 4: Simplify right side
    6,466,412.25x = 80,838,627,204,172.64
  5. Step 5: Solve for x
    x = 80,838,627,204,172.64/6,466,412.25
  6. Step 6: Final answer
    x = 12,501,310.48

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.