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Finding the Third Proportional to 12,926,221.50 and 19,139,751

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Solution

The third proportional to 12,926,221.50 and 19,139,751 is: 28,340,073.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926,221.50 : 19,139,751 = 19,139,751 : x
  2. Step 2: Convert to fraction form
    12,926,221.50/19,139,751 = 19,139,751/x
  3. Step 3: Cross multiply
    12,926,221.50x = 19,139,751 × 19,139,751
  4. Step 4: Simplify right side
    12,926,221.50x = 366,330,068,342,001
  5. Step 5: Solve for x
    x = 366,330,068,342,001/12,926,221.50
  6. Step 6: Final answer
    x = 28,340,073.57

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.