Home / 8,150,383.20-12,225,574.80-3,898,855.20

Finding the Fourth Proportional to 8,150,383.20, 12,225,574.80 and 3,898,855.20

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Solution

The fourth proportional to 8,150,383.20, 12,225,574.80 and 3,898,855.20 is: 5,848,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150,383.20 : 12,225,574.80 = 3,898,855.20 : x
  2. Step 2: Convert to fraction form
    8,150,383.20/12,225,574.80 = 3,898,855.20/x
  3. Step 3: Cross multiply
    8,150,383.20x = 12,225,574.80 × 3,898,855.20
  4. Step 4: Simplify right side
    8,150,383.20x = 47,665,745,881,968.97
  5. Step 5: Solve for x
    x = 47,665,745,881,968.97/8,150,383.20
  6. Step 6: Final answer
    x = 5,848,282.80

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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.