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Finding the Third Proportional to 4,991,202 and 10,218,492

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Solution

The third proportional to 4,991,202 and 10,218,492 is: 20,920,327.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,202 : 10,218,492 = 10,218,492 : x
  2. Step 2: Convert to fraction form
    4,991,202/10,218,492 = 10,218,492/x
  3. Step 3: Cross multiply
    4,991,202x = 10,218,492 × 10,218,492
  4. Step 4: Simplify right side
    4,991,202x = 104,417,578,754,064
  5. Step 5: Solve for x
    x = 104,417,578,754,064/4,991,202
  6. Step 6: Final answer
    x = 20,920,327.16

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.