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Finding the Third Proportional to 3,788,479.50 and 8,310,363

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Solution

The third proportional to 3,788,479.50 and 8,310,363 is: 18,229,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788,479.50 : 8,310,363 = 8,310,363 : x
  2. Step 2: Convert to fraction form
    3,788,479.50/8,310,363 = 8,310,363/x
  3. Step 3: Cross multiply
    3,788,479.50x = 8,310,363 × 8,310,363
  4. Step 4: Simplify right side
    3,788,479.50x = 69,062,133,191,769
  5. Step 5: Solve for x
    x = 69,062,133,191,769/3,788,479.50
  6. Step 6: Final answer
    x = 18,229,512.18

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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.