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Finding the Third Proportional to 15,455,944 and 22,711,320

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Solution

The third proportional to 15,455,944 and 22,711,320 is: 33,372,536.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455,944 : 22,711,320 = 22,711,320 : x
  2. Step 2: Convert to fraction form
    15,455,944/22,711,320 = 22,711,320/x
  3. Step 3: Cross multiply
    15,455,944x = 22,711,320 × 22,711,320
  4. Step 4: Simplify right side
    15,455,944x = 515,804,056,142,400
  5. Step 5: Solve for x
    x = 515,804,056,142,400/15,455,944
  6. Step 6: Final answer
    x = 33,372,536.56

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.