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Finding the Third Proportional to 8,581,869 and 12,960,283.50

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Solution

The third proportional to 8,581,869 and 12,960,283.50 is: 19,572,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581,869 : 12,960,283.50 = 12,960,283.50 : x
  2. Step 2: Convert to fraction form
    8,581,869/12,960,283.50 = 12,960,283.50/x
  3. Step 3: Cross multiply
    8,581,869x = 12,960,283.50 × 12,960,283.50
  4. Step 4: Simplify right side
    8,581,869x = 167,968,948,400,372.25
  5. Step 5: Solve for x
    x = 167,968,948,400,372.25/8,581,869
  6. Step 6: Final answer
    x = 19,572,536.98

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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.