Home / 7,021,673.31-10,540,908.05-4,183,122.27

Finding the Fourth Proportional to 7,021,673.31, 10,540,908.05 and 4,183,122.27

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Solution

The fourth proportional to 7,021,673.31, 10,540,908.05 and 4,183,122.27 is: 6,279,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,673.31 : 10,540,908.05 = 4,183,122.27 : x
  2. Step 2: Convert to fraction form
    7,021,673.31/10,540,908.05 = 4,183,122.27/x
  3. Step 3: Cross multiply
    7,021,673.31x = 10,540,908.05 × 4,183,122.27
  4. Step 4: Simplify right side
    7,021,673.31x = 44,093,907,189,061.66
  5. Step 5: Solve for x
    x = 44,093,907,189,061.66/7,021,673.31
  6. Step 6: Final answer
    x = 6,279,686.51

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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.