Home / 5,538,585.74-7,643,632.53-3,091,673.54

Finding the Fourth Proportional to 5,538,585.74, 7,643,632.53 and 3,091,673.54

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Solution

The fourth proportional to 5,538,585.74, 7,643,632.53 and 3,091,673.54 is: 4,266,723.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538,585.74 : 7,643,632.53 = 3,091,673.54 : x
  2. Step 2: Convert to fraction form
    5,538,585.74/7,643,632.53 = 3,091,673.54/x
  3. Step 3: Cross multiply
    5,538,585.74x = 7,643,632.53 × 3,091,673.54
  4. Step 4: Simplify right side
    5,538,585.74x = 23,631,616,473,187.11
  5. Step 5: Solve for x
    x = 23,631,616,473,187.11/5,538,585.74
  6. Step 6: Final answer
    x = 4,266,723.96

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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.