Home / 4,290,985.13-6,480,217.69

Finding the Third Proportional to 4,290,985.13 and 6,480,217.69

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Solution

The third proportional to 4,290,985.13 and 6,480,217.69 is: 9,786,382.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,985.13 : 6,480,217.69 = 6,480,217.69 : x
  2. Step 2: Convert to fraction form
    4,290,985.13/6,480,217.69 = 6,480,217.69/x
  3. Step 3: Cross multiply
    4,290,985.13x = 6,480,217.69 × 6,480,217.69
  4. Step 4: Simplify right side
    4,290,985.13x = 41,993,221,277,387.84
  5. Step 5: Solve for x
    x = 41,993,221,277,387.84/4,290,985.13
  6. Step 6: Final answer
    x = 9,786,382.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.