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Finding the Third Proportional to 15,319,029 and 33,191,139

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Solution

The third proportional to 15,319,029 and 33,191,139 is: 71,913,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,319,029 : 33,191,139 = 33,191,139 : x
  2. Step 2: Convert to fraction form
    15,319,029/33,191,139 = 33,191,139/x
  3. Step 3: Cross multiply
    15,319,029x = 33,191,139 × 33,191,139
  4. Step 4: Simplify right side
    15,319,029x = 1,101,651,708,117,321
  5. Step 5: Solve for x
    x = 1,101,651,708,117,321/15,319,029
  6. Step 6: Final answer
    x = 71,913,938.42

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.