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Finding the Third Proportional to 5,386,956 and 11,613,480

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Solution

The third proportional to 5,386,956 and 11,613,480 is: 25,036,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,956 : 11,613,480 = 11,613,480 : x
  2. Step 2: Convert to fraction form
    5,386,956/11,613,480 = 11,613,480/x
  3. Step 3: Cross multiply
    5,386,956x = 11,613,480 × 11,613,480
  4. Step 4: Simplify right side
    5,386,956x = 134,872,917,710,400
  5. Step 5: Solve for x
    x = 134,872,917,710,400/5,386,956
  6. Step 6: Final answer
    x = 25,036,944.37

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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.