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Finding the Third Proportional to 12,515,860 and 26,376,808

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Solution

The third proportional to 12,515,860 and 26,376,808 is: 55,588,349.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,515,860 : 26,376,808 = 26,376,808 : x
  2. Step 2: Convert to fraction form
    12,515,860/26,376,808 = 26,376,808/x
  3. Step 3: Cross multiply
    12,515,860x = 26,376,808 × 26,376,808
  4. Step 4: Simplify right side
    12,515,860x = 695,736,000,268,864
  5. Step 5: Solve for x
    x = 695,736,000,268,864/12,515,860
  6. Step 6: Final answer
    x = 55,588,349.52

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.