Home / 4,894,713.20-7,342,069.80-4,170,378.80

Finding the Fourth Proportional to 4,894,713.20, 7,342,069.80 and 4,170,378.80

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Solution

The fourth proportional to 4,894,713.20, 7,342,069.80 and 4,170,378.80 is: 6,255,568.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894,713.20 : 7,342,069.80 = 4,170,378.80 : x
  2. Step 2: Convert to fraction form
    4,894,713.20/7,342,069.80 = 4,170,378.80/x
  3. Step 3: Cross multiply
    4,894,713.20x = 7,342,069.80 × 4,170,378.80
  4. Step 4: Simplify right side
    4,894,713.20x = 30,619,212,242,040.24
  5. Step 5: Solve for x
    x = 30,619,212,242,040.24/4,894,713.20
  6. Step 6: Final answer
    x = 6,255,568.20

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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.