Home / 6,479,058.38-9,720,186.07-1,930,089.49

Finding the Fourth Proportional to 6,479,058.38, 9,720,186.07 and 1,930,089.49

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Solution

The fourth proportional to 6,479,058.38, 9,720,186.07 and 1,930,089.49 is: 2,895,610.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479,058.38 : 9,720,186.07 = 1,930,089.49 : x
  2. Step 2: Convert to fraction form
    6,479,058.38/9,720,186.07 = 1,930,089.49/x
  3. Step 3: Cross multiply
    6,479,058.38x = 9,720,186.07 × 1,930,089.49
  4. Step 4: Simplify right side
    6,479,058.38x = 18,760,828,981,811.23
  5. Step 5: Solve for x
    x = 18,760,828,981,811.23/6,479,058.38
  6. Step 6: Final answer
    x = 2,895,610.43

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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.