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Finding the Third Proportional to 3,249,811.13 and 5,029,310.25

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Solution

The third proportional to 3,249,811.13 and 5,029,310.25 is: 7,783,209.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249,811.13 : 5,029,310.25 = 5,029,310.25 : x
  2. Step 2: Convert to fraction form
    3,249,811.13/5,029,310.25 = 5,029,310.25/x
  3. Step 3: Cross multiply
    3,249,811.13x = 5,029,310.25 × 5,029,310.25
  4. Step 4: Simplify right side
    3,249,811.13x = 25,293,961,590,755.06
  5. Step 5: Solve for x
    x = 25,293,961,590,755.06/3,249,811.13
  6. Step 6: Final answer
    x = 7,783,209.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.