Home / 5,419,451.44-7,480,947-4,065,263.92

Finding the Fourth Proportional to 5,419,451.44, 7,480,947 and 4,065,263.92

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Solution

The fourth proportional to 5,419,451.44, 7,480,947 and 4,065,263.92 is: 5,611,642.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,451.44 : 7,480,947 = 4,065,263.92 : x
  2. Step 2: Convert to fraction form
    5,419,451.44/7,480,947 = 4,065,263.92/x
  3. Step 3: Cross multiply
    5,419,451.44x = 7,480,947 × 4,065,263.92
  4. Step 4: Simplify right side
    5,419,451.44x = 30,412,023,926,532.24
  5. Step 5: Solve for x
    x = 30,412,023,926,532.24/5,419,451.44
  6. Step 6: Final answer
    x = 5,611,642.48

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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.