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Finding the Third Proportional to 18,931,248 and 41,464,524

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Solution

The third proportional to 18,931,248 and 41,464,524 is: 90,818,457.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,931,248 : 41,464,524 = 41,464,524 : x
  2. Step 2: Convert to fraction form
    18,931,248/41,464,524 = 41,464,524/x
  3. Step 3: Cross multiply
    18,931,248x = 41,464,524 × 41,464,524
  4. Step 4: Simplify right side
    18,931,248x = 1,719,306,750,546,576
  5. Step 5: Solve for x
    x = 1,719,306,750,546,576/18,931,248
  6. Step 6: Final answer
    x = 90,818,457.96

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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.