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Finding the Third Proportional to 3,156,274 and 6,903,160

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Solution

The third proportional to 3,156,274 and 6,903,160 is: 15,098,061.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,274 : 6,903,160 = 6,903,160 : x
  2. Step 2: Convert to fraction form
    3,156,274/6,903,160 = 6,903,160/x
  3. Step 3: Cross multiply
    3,156,274x = 6,903,160 × 6,903,160
  4. Step 4: Simplify right side
    3,156,274x = 47,653,617,985,600
  5. Step 5: Solve for x
    x = 47,653,617,985,600/3,156,274
  6. Step 6: Final answer
    x = 15,098,061.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.