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Finding the Third Proportional to 12,731,918 and 24,814,108

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Solution

The third proportional to 12,731,918 and 24,814,108 is: 48,361,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,918 : 24,814,108 = 24,814,108 : x
  2. Step 2: Convert to fraction form
    12,731,918/24,814,108 = 24,814,108/x
  3. Step 3: Cross multiply
    12,731,918x = 24,814,108 × 24,814,108
  4. Step 4: Simplify right side
    12,731,918x = 615,739,955,835,664
  5. Step 5: Solve for x
    x = 615,739,955,835,664/12,731,918
  6. Step 6: Final answer
    x = 48,361,916.55

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.