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Finding the Third Proportional to 20,116,078 and 43,448,020

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Solution

The third proportional to 20,116,078 and 43,448,020 is: 93,841,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,116,078 : 43,448,020 = 43,448,020 : x
  2. Step 2: Convert to fraction form
    20,116,078/43,448,020 = 43,448,020/x
  3. Step 3: Cross multiply
    20,116,078x = 43,448,020 × 43,448,020
  4. Step 4: Simplify right side
    20,116,078x = 1,887,730,441,920,400
  5. Step 5: Solve for x
    x = 1,887,730,441,920,400/20,116,078
  6. Step 6: Final answer
    x = 93,841,873.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.