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Finding the Third Proportional to 10,070,348 and 15,189,132

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Solution

The third proportional to 10,070,348 and 15,189,132 is: 22,909,807.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070,348 : 15,189,132 = 15,189,132 : x
  2. Step 2: Convert to fraction form
    10,070,348/15,189,132 = 15,189,132/x
  3. Step 3: Cross multiply
    10,070,348x = 15,189,132 × 15,189,132
  4. Step 4: Simplify right side
    10,070,348x = 230,709,730,913,424
  5. Step 5: Solve for x
    x = 230,709,730,913,424/10,070,348
  6. Step 6: Final answer
    x = 22,909,807.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.