Home / 6,405,854.55-8,839,815.44-3,828,956.19

Finding the Fourth Proportional to 6,405,854.55, 8,839,815.44 and 3,828,956.19

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Solution

The fourth proportional to 6,405,854.55, 8,839,815.44 and 3,828,956.19 is: 5,283,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405,854.55 : 8,839,815.44 = 3,828,956.19 : x
  2. Step 2: Convert to fraction form
    6,405,854.55/8,839,815.44 = 3,828,956.19/x
  3. Step 3: Cross multiply
    6,405,854.55x = 8,839,815.44 × 3,828,956.19
  4. Step 4: Simplify right side
    6,405,854.55x = 33,847,266,028,300.79
  5. Step 5: Solve for x
    x = 33,847,266,028,300.79/6,405,854.55
  6. Step 6: Final answer
    x = 5,283,801.84

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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.