Home / 8,308,011.30-11,471,131.47-5,369,568

Finding the Fourth Proportional to 8,308,011.30, 11,471,131.47 and 5,369,568

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Solution

The fourth proportional to 8,308,011.30, 11,471,131.47 and 5,369,568 is: 7,413,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,011.30 : 11,471,131.47 = 5,369,568 : x
  2. Step 2: Convert to fraction form
    8,308,011.30/11,471,131.47 = 5,369,568/x
  3. Step 3: Cross multiply
    8,308,011.30x = 11,471,131.47 × 5,369,568
  4. Step 4: Simplify right side
    8,308,011.30x = 61,595,020,465,104.96
  5. Step 5: Solve for x
    x = 61,595,020,465,104.96/8,308,011.30
  6. Step 6: Final answer
    x = 7,413,930.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.