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Finding the Third Proportional to 12,767,890 and 20,326,054

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Solution

The third proportional to 12,767,890 and 20,326,054 is: 32,358,398.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767,890 : 20,326,054 = 20,326,054 : x
  2. Step 2: Convert to fraction form
    12,767,890/20,326,054 = 20,326,054/x
  3. Step 3: Cross multiply
    12,767,890x = 20,326,054 × 20,326,054
  4. Step 4: Simplify right side
    12,767,890x = 413,148,471,210,916
  5. Step 5: Solve for x
    x = 413,148,471,210,916/12,767,890
  6. Step 6: Final answer
    x = 32,358,398.39

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.