Home / 7,141,532.32-9,856,745.04-4,242,533.76

Finding the Fourth Proportional to 7,141,532.32, 9,856,745.04 and 4,242,533.76

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Solution

The fourth proportional to 7,141,532.32, 9,856,745.04 and 4,242,533.76 is: 5,855,546.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141,532.32 : 9,856,745.04 = 4,242,533.76 : x
  2. Step 2: Convert to fraction form
    7,141,532.32/9,856,745.04 = 4,242,533.76/x
  3. Step 3: Cross multiply
    7,141,532.32x = 9,856,745.04 × 4,242,533.76
  4. Step 4: Simplify right side
    7,141,532.32x = 41,817,573,595,912.55
  5. Step 5: Solve for x
    x = 41,817,573,595,912.55/7,141,532.32
  6. Step 6: Final answer
    x = 5,855,546.36

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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.