Home / 4,990,228.80-7,485,343.20-3,962,776.20

Finding the Fourth Proportional to 4,990,228.80, 7,485,343.20 and 3,962,776.20

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Solution

The fourth proportional to 4,990,228.80, 7,485,343.20 and 3,962,776.20 is: 5,944,164.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,228.80 : 7,485,343.20 = 3,962,776.20 : x
  2. Step 2: Convert to fraction form
    4,990,228.80/7,485,343.20 = 3,962,776.20/x
  3. Step 3: Cross multiply
    4,990,228.80x = 7,485,343.20 × 3,962,776.20
  4. Step 4: Simplify right side
    4,990,228.80x = 29,662,739,881,791.84
  5. Step 5: Solve for x
    x = 29,662,739,881,791.84/4,990,228.80
  6. Step 6: Final answer
    x = 5,944,164.30

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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.