Home / 7,565,903.70-11,348,855.55-6,981,318.60

Finding the Fourth Proportional to 7,565,903.70, 11,348,855.55 and 6,981,318.60

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Solution

The fourth proportional to 7,565,903.70, 11,348,855.55 and 6,981,318.60 is: 10,471,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565,903.70 : 11,348,855.55 = 6,981,318.60 : x
  2. Step 2: Convert to fraction form
    7,565,903.70/11,348,855.55 = 6,981,318.60/x
  3. Step 3: Cross multiply
    7,565,903.70x = 11,348,855.55 × 6,981,318.60
  4. Step 4: Simplify right side
    7,565,903.70x = 79,229,976,339,928.23
  5. Step 5: Solve for x
    x = 79,229,976,339,928.23/7,565,903.70
  6. Step 6: Final answer
    x = 10,471,977.90

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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.