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Finding the Third Proportional to 8,865,408 and 19,148,160

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Solution

The third proportional to 8,865,408 and 19,148,160 is: 41,357,603.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,408 : 19,148,160 = 19,148,160 : x
  2. Step 2: Convert to fraction form
    8,865,408/19,148,160 = 19,148,160/x
  3. Step 3: Cross multiply
    8,865,408x = 19,148,160 × 19,148,160
  4. Step 4: Simplify right side
    8,865,408x = 366,652,031,385,600
  5. Step 5: Solve for x
    x = 366,652,031,385,600/8,865,408
  6. Step 6: Final answer
    x = 41,357,603.78

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.