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Finding the Third Proportional to 8,475,273 and 18,534,987

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Solution

The third proportional to 8,475,273 and 18,534,987 is: 40,535,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475,273 : 18,534,987 = 18,534,987 : x
  2. Step 2: Convert to fraction form
    8,475,273/18,534,987 = 18,534,987/x
  3. Step 3: Cross multiply
    8,475,273x = 18,534,987 × 18,534,987
  4. Step 4: Simplify right side
    8,475,273x = 343,545,743,090,169
  5. Step 5: Solve for x
    x = 343,545,743,090,169/8,475,273
  6. Step 6: Final answer
    x = 40,535,065.13

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.