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Finding the Third Proportional to 52,431,004 and 81,406,984

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Solution

The third proportional to 52,431,004 and 81,406,984 is: 126,396,531.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,431,004 : 81,406,984 = 81,406,984 : x
  2. Step 2: Convert to fraction form
    52,431,004/81,406,984 = 81,406,984/x
  3. Step 3: Cross multiply
    52,431,004x = 81,406,984 × 81,406,984
  4. Step 4: Simplify right side
    52,431,004x = 6,627,097,043,976,256
  5. Step 5: Solve for x
    x = 6,627,097,043,976,256/52,431,004
  6. Step 6: Final answer
    x = 126,396,531.41

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.