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Finding the Third Proportional to 8,872,712 and 13,249,932

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Solution

The third proportional to 8,872,712 and 13,249,932 is: 19,786,588.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872,712 : 13,249,932 = 13,249,932 : x
  2. Step 2: Convert to fraction form
    8,872,712/13,249,932 = 13,249,932/x
  3. Step 3: Cross multiply
    8,872,712x = 13,249,932 × 13,249,932
  4. Step 4: Simplify right side
    8,872,712x = 175,560,698,004,624
  5. Step 5: Solve for x
    x = 175,560,698,004,624/8,872,712
  6. Step 6: Final answer
    x = 19,786,588.14

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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.