Home / 6,178,449.56-8,530,262.43-3,974,298.01

Finding the Fourth Proportional to 6,178,449.56, 8,530,262.43 and 3,974,298.01

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Solution

The fourth proportional to 6,178,449.56, 8,530,262.43 and 3,974,298.01 is: 5,487,105.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,449.56 : 8,530,262.43 = 3,974,298.01 : x
  2. Step 2: Convert to fraction form
    6,178,449.56/8,530,262.43 = 3,974,298.01/x
  3. Step 3: Cross multiply
    6,178,449.56x = 8,530,262.43 × 3,974,298.01
  4. Step 4: Simplify right side
    6,178,449.56x = 33,901,804,986,452.91
  5. Step 5: Solve for x
    x = 33,901,804,986,452.91/6,178,449.56
  6. Step 6: Final answer
    x = 5,487,105.57

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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.