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Finding the Third Proportional to 8,671,542 and 18,674,964

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Solution

The third proportional to 8,671,542 and 18,674,964 is: 40,218,254.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,542 : 18,674,964 = 18,674,964 : x
  2. Step 2: Convert to fraction form
    8,671,542/18,674,964 = 18,674,964/x
  3. Step 3: Cross multiply
    8,671,542x = 18,674,964 × 18,674,964
  4. Step 4: Simplify right side
    8,671,542x = 348,754,280,401,296
  5. Step 5: Solve for x
    x = 348,754,280,401,296/8,671,542
  6. Step 6: Final answer
    x = 40,218,254.19

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.