Home / 7,471,288.91-11,145,025.73-7,251,036.14

Finding the Fourth Proportional to 7,471,288.91, 11,145,025.73 and 7,251,036.14

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Solution

The fourth proportional to 7,471,288.91, 11,145,025.73 and 7,251,036.14 is: 10,816,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471,288.91 : 11,145,025.73 = 7,251,036.14 : x
  2. Step 2: Convert to fraction form
    7,471,288.91/11,145,025.73 = 7,251,036.14/x
  3. Step 3: Cross multiply
    7,471,288.91x = 11,145,025.73 × 7,251,036.14
  4. Step 4: Simplify right side
    7,471,288.91x = 80,812,984,257,479.56
  5. Step 5: Solve for x
    x = 80,812,984,257,479.56/7,471,288.91
  6. Step 6: Final answer
    x = 10,816,471.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.