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Finding the Third Proportional to 20,057,240 and 30,556,020

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Solution

The third proportional to 20,057,240 and 30,556,020 is: 46,550,290.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,057,240 : 30,556,020 = 30,556,020 : x
  2. Step 2: Convert to fraction form
    20,057,240/30,556,020 = 30,556,020/x
  3. Step 3: Cross multiply
    20,057,240x = 30,556,020 × 30,556,020
  4. Step 4: Simplify right side
    20,057,240x = 933,670,358,240,400
  5. Step 5: Solve for x
    x = 933,670,358,240,400/20,057,240
  6. Step 6: Final answer
    x = 46,550,290.98

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.