Home / 6,908,976.30-10,372,444.92-5,312,660.37

Finding the Fourth Proportional to 6,908,976.30, 10,372,444.92 and 5,312,660.37

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Solution

The fourth proportional to 6,908,976.30, 10,372,444.92 and 5,312,660.37 is: 7,975,896.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908,976.30 : 10,372,444.92 = 5,312,660.37 : x
  2. Step 2: Convert to fraction form
    6,908,976.30/10,372,444.92 = 5,312,660.37/x
  3. Step 3: Cross multiply
    6,908,976.30x = 10,372,444.92 × 5,312,660.37
  4. Step 4: Simplify right side
    6,908,976.30x = 55,105,277,066,491.82
  5. Step 5: Solve for x
    x = 55,105,277,066,491.82/6,908,976.30
  6. Step 6: Final answer
    x = 7,975,896.09

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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.