Home / 15,223,077.88-20,987,523.86-12,093,724.80

Finding the Fourth Proportional to 15,223,077.88, 20,987,523.86 and 12,093,724.80

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Solution

The fourth proportional to 15,223,077.88, 20,987,523.86 and 12,093,724.80 is: 16,673,194.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,223,077.88 : 20,987,523.86 = 12,093,724.80 : x
  2. Step 2: Convert to fraction form
    15,223,077.88/20,987,523.86 = 12,093,724.80/x
  3. Step 3: Cross multiply
    15,223,077.88x = 20,987,523.86 × 12,093,724.80
  4. Step 4: Simplify right side
    15,223,077.88x = 253,817,337,735,805.12
  5. Step 5: Solve for x
    x = 253,817,337,735,805.12/15,223,077.88
  6. Step 6: Final answer
    x = 16,673,194.46

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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.