Home / 20,389,097.25-30,879,780.75

Finding the Third Proportional to 20,389,097.25 and 30,879,780.75

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Solution

The third proportional to 20,389,097.25 and 30,879,780.75 is: 46,768,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,389,097.25 : 30,879,780.75 = 30,879,780.75 : x
  2. Step 2: Convert to fraction form
    20,389,097.25/30,879,780.75 = 30,879,780.75/x
  3. Step 3: Cross multiply
    20,389,097.25x = 30,879,780.75 × 30,879,780.75
  4. Step 4: Simplify right side
    20,389,097.25x = 953,560,859,168,070.50
  5. Step 5: Solve for x
    x = 953,560,859,168,070.50/20,389,097.25
  6. Step 6: Final answer
    x = 46,768,174.55

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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.