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Finding the Third Proportional to 4,157,481 and 8,889,507

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Solution

The third proportional to 4,157,481 and 8,889,507 is: 19,007,503.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157,481 : 8,889,507 = 8,889,507 : x
  2. Step 2: Convert to fraction form
    4,157,481/8,889,507 = 8,889,507/x
  3. Step 3: Cross multiply
    4,157,481x = 8,889,507 × 8,889,507
  4. Step 4: Simplify right side
    4,157,481x = 79,023,334,703,049
  5. Step 5: Solve for x
    x = 79,023,334,703,049/4,157,481
  6. Step 6: Final answer
    x = 19,007,503.51

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.