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Finding the Third Proportional to 18,849,744 and 40,707,360

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Solution

The third proportional to 18,849,744 and 40,707,360 is: 87,910,433.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849,744 : 40,707,360 = 40,707,360 : x
  2. Step 2: Convert to fraction form
    18,849,744/40,707,360 = 40,707,360/x
  3. Step 3: Cross multiply
    18,849,744x = 40,707,360 × 40,707,360
  4. Step 4: Simplify right side
    18,849,744x = 1,657,089,158,169,600
  5. Step 5: Solve for x
    x = 1,657,089,158,169,600/18,849,744
  6. Step 6: Final answer
    x = 87,910,433.06

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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.