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Finding the Third Proportional to 3,018,191.63 and 4,486,281.19

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Solution

The third proportional to 3,018,191.63 and 4,486,281.19 is: 6,668,469.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,191.63 : 4,486,281.19 = 4,486,281.19 : x
  2. Step 2: Convert to fraction form
    3,018,191.63/4,486,281.19 = 4,486,281.19/x
  3. Step 3: Cross multiply
    3,018,191.63x = 4,486,281.19 × 4,486,281.19
  4. Step 4: Simplify right side
    3,018,191.63x = 20,126,718,893,316.41
  5. Step 5: Solve for x
    x = 20,126,718,893,316.41/3,018,191.63
  6. Step 6: Final answer
    x = 6,668,469.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.