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Finding the Third Proportional to 8,348,011 and 12,587,711.50

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Solution

The third proportional to 8,348,011 and 12,587,711.50 is: 18,980,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348,011 : 12,587,711.50 = 12,587,711.50 : x
  2. Step 2: Convert to fraction form
    8,348,011/12,587,711.50 = 12,587,711.50/x
  3. Step 3: Cross multiply
    8,348,011x = 12,587,711.50 × 12,587,711.50
  4. Step 4: Simplify right side
    8,348,011x = 158,450,480,807,232.25
  5. Step 5: Solve for x
    x = 158,450,480,807,232.25/8,348,011
  6. Step 6: Final answer
    x = 18,980,626.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.