Home / 5,509,848.78-8,251,027.83-3,481,974.90

Finding the Fourth Proportional to 5,509,848.78, 8,251,027.83 and 3,481,974.90

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Solution

The fourth proportional to 5,509,848.78, 8,251,027.83 and 3,481,974.90 is: 5,214,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,848.78 : 8,251,027.83 = 3,481,974.90 : x
  2. Step 2: Convert to fraction form
    5,509,848.78/8,251,027.83 = 3,481,974.90/x
  3. Step 3: Cross multiply
    5,509,848.78x = 8,251,027.83 × 3,481,974.90
  4. Step 4: Simplify right side
    5,509,848.78x = 28,729,871,803,261.46
  5. Step 5: Solve for x
    x = 28,729,871,803,261.46/5,509,848.78
  6. Step 6: Final answer
    x = 5,214,275.92

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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.