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Finding the Third Proportional to 4,108,080 and 8,865,690

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Solution

The third proportional to 4,108,080 and 8,865,690 is: 19,133,137.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108,080 : 8,865,690 = 8,865,690 : x
  2. Step 2: Convert to fraction form
    4,108,080/8,865,690 = 8,865,690/x
  3. Step 3: Cross multiply
    4,108,080x = 8,865,690 × 8,865,690
  4. Step 4: Simplify right side
    4,108,080x = 78,600,459,176,100
  5. Step 5: Solve for x
    x = 78,600,459,176,100/4,108,080
  6. Step 6: Final answer
    x = 19,133,137.42

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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.