Home / 5,400,188.88-8,100,291.18-2,205,315.06

Finding the Fourth Proportional to 5,400,188.88, 8,100,291.18 and 2,205,315.06

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Solution

The fourth proportional to 5,400,188.88, 8,100,291.18 and 2,205,315.06 is: 3,307,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400,188.88 : 8,100,291.18 = 2,205,315.06 : x
  2. Step 2: Convert to fraction form
    5,400,188.88/8,100,291.18 = 2,205,315.06/x
  3. Step 3: Cross multiply
    5,400,188.88x = 8,100,291.18 × 2,205,315.06
  4. Step 4: Simplify right side
    5,400,188.88x = 17,863,694,129,639.17
  5. Step 5: Solve for x
    x = 17,863,694,129,639.17/5,400,188.88
  6. Step 6: Final answer
    x = 3,307,975.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.