Home / 28,997,241.35-40,017,629.56-17,987,538.38

Finding the Fourth Proportional to 28,997,241.35, 40,017,629.56 and 17,987,538.38

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Solution

The fourth proportional to 28,997,241.35, 40,017,629.56 and 17,987,538.38 is: 24,823,694.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997,241.35 : 40,017,629.56 = 17,987,538.38 : x
  2. Step 2: Convert to fraction form
    28,997,241.35/40,017,629.56 = 17,987,538.38/x
  3. Step 3: Cross multiply
    28,997,241.35x = 40,017,629.56 × 17,987,538.38
  4. Step 4: Simplify right side
    28,997,241.35x = 719,818,647,743,377.62
  5. Step 5: Solve for x
    x = 719,818,647,743,377.62/28,997,241.35
  6. Step 6: Final answer
    x = 24,823,694.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.