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Finding the Third Proportional to 18,428,260 and 40,097,652

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Solution

The third proportional to 18,428,260 and 40,097,652 is: 87,247,612.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,428,260 : 40,097,652 = 40,097,652 : x
  2. Step 2: Convert to fraction form
    18,428,260/40,097,652 = 40,097,652/x
  3. Step 3: Cross multiply
    18,428,260x = 40,097,652 × 40,097,652
  4. Step 4: Simplify right side
    18,428,260x = 1,607,821,695,913,104
  5. Step 5: Solve for x
    x = 1,607,821,695,913,104/18,428,260
  6. Step 6: Final answer
    x = 87,247,612.95

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.