Home / 7,238,803.41-9,990,434.97-4,183,017.66

Finding the Fourth Proportional to 7,238,803.41, 9,990,434.97 and 4,183,017.66

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Solution

The fourth proportional to 7,238,803.41, 9,990,434.97 and 4,183,017.66 is: 5,773,076.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,803.41 : 9,990,434.97 = 4,183,017.66 : x
  2. Step 2: Convert to fraction form
    7,238,803.41/9,990,434.97 = 4,183,017.66/x
  3. Step 3: Cross multiply
    7,238,803.41x = 9,990,434.97 × 4,183,017.66
  4. Step 4: Simplify right side
    7,238,803.41x = 41,790,165,910,591.58
  5. Step 5: Solve for x
    x = 41,790,165,910,591.58/7,238,803.41
  6. Step 6: Final answer
    x = 5,773,076.51

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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.