Home / 7,427,003.52-11,141,338.56-6,664,155.36

Finding the Fourth Proportional to 7,427,003.52, 11,141,338.56 and 6,664,155.36

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Solution

The fourth proportional to 7,427,003.52, 11,141,338.56 and 6,664,155.36 is: 9,996,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427,003.52 : 11,141,338.56 = 6,664,155.36 : x
  2. Step 2: Convert to fraction form
    7,427,003.52/11,141,338.56 = 6,664,155.36/x
  3. Step 3: Cross multiply
    7,427,003.52x = 11,141,338.56 × 6,664,155.36
  4. Step 4: Simplify right side
    7,427,003.52x = 74,247,611,082,198.69
  5. Step 5: Solve for x
    x = 74,247,611,082,198.69/7,427,003.52
  6. Step 6: Final answer
    x = 9,996,980.73

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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.