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Finding the Third Proportional to 15,319,890 and 23,298,147

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Solution

The third proportional to 15,319,890 and 23,298,147 is: 35,431,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,319,890 : 23,298,147 = 23,298,147 : x
  2. Step 2: Convert to fraction form
    15,319,890/23,298,147 = 23,298,147/x
  3. Step 3: Cross multiply
    15,319,890x = 23,298,147 × 23,298,147
  4. Step 4: Simplify right side
    15,319,890x = 542,803,653,633,609
  5. Step 5: Solve for x
    x = 542,803,653,633,609/15,319,890
  6. Step 6: Final answer
    x = 35,431,302.29

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.