Home / 5,538,232.10-7,643,143.77-3,091,319.30

Finding the Fourth Proportional to 5,538,232.10, 7,643,143.77 and 3,091,319.30

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Solution

The fourth proportional to 5,538,232.10, 7,643,143.77 and 3,091,319.30 is: 4,266,234.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538,232.10 : 7,643,143.77 = 3,091,319.30 : x
  2. Step 2: Convert to fraction form
    5,538,232.10/7,643,143.77 = 3,091,319.30/x
  3. Step 3: Cross multiply
    5,538,232.10x = 7,643,143.77 × 3,091,319.30
  4. Step 4: Simplify right side
    5,538,232.10x = 23,627,397,848,875.76
  5. Step 5: Solve for x
    x = 23,627,397,848,875.76/5,538,232.10
  6. Step 6: Final answer
    x = 4,266,234.68

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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.