Home / 7,519,456.79-11,259,760.06-5,189,684.37

Finding the Fourth Proportional to 7,519,456.79, 11,259,760.06 and 5,189,684.37

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Solution

The fourth proportional to 7,519,456.79, 11,259,760.06 and 5,189,684.37 is: 7,771,119.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519,456.79 : 11,259,760.06 = 5,189,684.37 : x
  2. Step 2: Convert to fraction form
    7,519,456.79/11,259,760.06 = 5,189,684.37/x
  3. Step 3: Cross multiply
    7,519,456.79x = 11,259,760.06 × 5,189,684.37
  4. Step 4: Simplify right side
    7,519,456.79x = 58,434,600,793,332.27
  5. Step 5: Solve for x
    x = 58,434,600,793,332.27/7,519,456.79
  6. Step 6: Final answer
    x = 7,771,119.97

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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.