Home / 7,388,238.55-11,082,357.83-6,670,793.20

Finding the Fourth Proportional to 7,388,238.55, 11,082,357.83 and 6,670,793.20

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Solution

The fourth proportional to 7,388,238.55, 11,082,357.83 and 6,670,793.20 is: 10,006,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,238.55 : 11,082,357.83 = 6,670,793.20 : x
  2. Step 2: Convert to fraction form
    7,388,238.55/11,082,357.83 = 6,670,793.20/x
  3. Step 3: Cross multiply
    7,388,238.55x = 11,082,357.83 × 6,670,793.20
  4. Step 4: Simplify right side
    7,388,238.55x = 73,928,117,252,330.77
  5. Step 5: Solve for x
    x = 73,928,117,252,330.77/7,388,238.55
  6. Step 6: Final answer
    x = 10,006,189.80

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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.