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Finding the Third Proportional to 8,872,716 and 13,249,938

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Solution

The third proportional to 8,872,716 and 13,249,938 is: 19,786,597.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872,716 : 13,249,938 = 13,249,938 : x
  2. Step 2: Convert to fraction form
    8,872,716/13,249,938 = 13,249,938/x
  3. Step 3: Cross multiply
    8,872,716x = 13,249,938 × 13,249,938
  4. Step 4: Simplify right side
    8,872,716x = 175,560,857,003,844
  5. Step 5: Solve for x
    x = 175,560,857,003,844/8,872,716
  6. Step 6: Final answer
    x = 19,786,597.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.