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Finding the Third Proportional to 5,618,536 and 12,330,690

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Solution

The third proportional to 5,618,536 and 12,330,690 is: 27,061,482.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618,536 : 12,330,690 = 12,330,690 : x
  2. Step 2: Convert to fraction form
    5,618,536/12,330,690 = 12,330,690/x
  3. Step 3: Cross multiply
    5,618,536x = 12,330,690 × 12,330,690
  4. Step 4: Simplify right side
    5,618,536x = 152,045,915,876,100
  5. Step 5: Solve for x
    x = 152,045,915,876,100/5,618,536
  6. Step 6: Final answer
    x = 27,061,482.90

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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.