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Finding the Third Proportional to 6,489,439.50 and 10,179,639

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Solution

The third proportional to 6,489,439.50 and 10,179,639 is: 15,968,258.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,489,439.50 : 10,179,639 = 10,179,639 : x
  2. Step 2: Convert to fraction form
    6,489,439.50/10,179,639 = 10,179,639/x
  3. Step 3: Cross multiply
    6,489,439.50x = 10,179,639 × 10,179,639
  4. Step 4: Simplify right side
    6,489,439.50x = 103,625,050,170,321
  5. Step 5: Solve for x
    x = 103,625,050,170,321/6,489,439.50
  6. Step 6: Final answer
    x = 15,968,258.92

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.