Home / 7,204,386.41-9,942,131.70-3,941,131.07

Finding the Fourth Proportional to 7,204,386.41, 9,942,131.70 and 3,941,131.07

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Solution

The fourth proportional to 7,204,386.41, 9,942,131.70 and 3,941,131.07 is: 5,438,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204,386.41 : 9,942,131.70 = 3,941,131.07 : x
  2. Step 2: Convert to fraction form
    7,204,386.41/9,942,131.70 = 3,941,131.07/x
  3. Step 3: Cross multiply
    7,204,386.41x = 9,942,131.70 × 3,941,131.07
  4. Step 4: Simplify right side
    7,204,386.41x = 39,183,244,169,757.24
  5. Step 5: Solve for x
    x = 39,183,244,169,757.24/7,204,386.41
  6. Step 6: Final answer
    x = 5,438,803.80

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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.