Home / 9,128,387.25-19,275,369.75

Finding the Third Proportional to 9,128,387.25 and 19,275,369.75

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Solution

The third proportional to 9,128,387.25 and 19,275,369.75 is: 40,701,590.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,387.25 : 19,275,369.75 = 19,275,369.75 : x
  2. Step 2: Convert to fraction form
    9,128,387.25/19,275,369.75 = 19,275,369.75/x
  3. Step 3: Cross multiply
    9,128,387.25x = 19,275,369.75 × 19,275,369.75
  4. Step 4: Simplify right side
    9,128,387.25x = 371,539,878,999,215.06
  5. Step 5: Solve for x
    x = 371,539,878,999,215.06/9,128,387.25
  6. Step 6: Final answer
    x = 40,701,590.42

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.