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Finding the Third Proportional to 15,442,830 and 33,574,860

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Solution

The third proportional to 15,442,830 and 33,574,860 is: 72,996,414.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442,830 : 33,574,860 = 33,574,860 : x
  2. Step 2: Convert to fraction form
    15,442,830/33,574,860 = 33,574,860/x
  3. Step 3: Cross multiply
    15,442,830x = 33,574,860 × 33,574,860
  4. Step 4: Simplify right side
    15,442,830x = 1,127,271,224,019,600
  5. Step 5: Solve for x
    x = 1,127,271,224,019,600/15,442,830
  6. Step 6: Final answer
    x = 72,996,414.78

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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.