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Finding the Third Proportional to 27,861,892 and 43,053,702

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Solution

The third proportional to 27,861,892 and 43,053,702 is: 66,528,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,861,892 : 43,053,702 = 43,053,702 : x
  2. Step 2: Convert to fraction form
    27,861,892/43,053,702 = 43,053,702/x
  3. Step 3: Cross multiply
    27,861,892x = 43,053,702 × 43,053,702
  4. Step 4: Simplify right side
    27,861,892x = 1,853,621,255,904,804
  5. Step 5: Solve for x
    x = 1,853,621,255,904,804/27,861,892
  6. Step 6: Final answer
    x = 66,528,908.23

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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.