Home / 6,631,400.88-9,150,521.36-4,183,092.72

Finding the Fourth Proportional to 6,631,400.88, 9,150,521.36 and 4,183,092.72

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Solution

The fourth proportional to 6,631,400.88, 9,150,521.36 and 4,183,092.72 is: 5,772,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,400.88 : 9,150,521.36 = 4,183,092.72 : x
  2. Step 2: Convert to fraction form
    6,631,400.88/9,150,521.36 = 4,183,092.72/x
  3. Step 3: Cross multiply
    6,631,400.88x = 9,150,521.36 × 4,183,092.72
  4. Step 4: Simplify right side
    6,631,400.88x = 38,277,479,285,220.50
  5. Step 5: Solve for x
    x = 38,277,479,285,220.50/6,631,400.88
  6. Step 6: Final answer
    x = 5,772,155.84

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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.