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Finding the Third Proportional to 19,277,052 and 40,542,078

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Solution

The third proportional to 19,277,052 and 40,542,078 is: 85,265,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,277,052 : 40,542,078 = 40,542,078 : x
  2. Step 2: Convert to fraction form
    19,277,052/40,542,078 = 40,542,078/x
  3. Step 3: Cross multiply
    19,277,052x = 40,542,078 × 40,542,078
  4. Step 4: Simplify right side
    19,277,052x = 1,643,660,088,558,084
  5. Step 5: Solve for x
    x = 1,643,660,088,558,084/19,277,052
  6. Step 6: Final answer
    x = 85,265,116.71

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.