Home / 6,185,719.80-9,278,579.70-5,388,558.30

Finding the Fourth Proportional to 6,185,719.80, 9,278,579.70 and 5,388,558.30

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Solution

The fourth proportional to 6,185,719.80, 9,278,579.70 and 5,388,558.30 is: 8,082,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185,719.80 : 9,278,579.70 = 5,388,558.30 : x
  2. Step 2: Convert to fraction form
    6,185,719.80/9,278,579.70 = 5,388,558.30/x
  3. Step 3: Cross multiply
    6,185,719.80x = 9,278,579.70 × 5,388,558.30
  4. Step 4: Simplify right side
    6,185,719.80x = 49,998,167,654,646.51
  5. Step 5: Solve for x
    x = 49,998,167,654,646.51/6,185,719.80
  6. Step 6: Final answer
    x = 8,082,837.45

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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.