Home / 7,204,389.23-9,942,135.56-3,941,133.87

Finding the Fourth Proportional to 7,204,389.23, 9,942,135.56 and 3,941,133.87

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Solution

The fourth proportional to 7,204,389.23, 9,942,135.56 and 3,941,133.87 is: 5,438,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204,389.23 : 9,942,135.56 = 3,941,133.87 : x
  2. Step 2: Convert to fraction form
    7,204,389.23/9,942,135.56 = 3,941,133.87/x
  3. Step 3: Cross multiply
    7,204,389.23x = 9,942,135.56 × 3,941,133.87
  4. Step 4: Simplify right side
    7,204,389.23x = 39,183,287,175,941.75
  5. Step 5: Solve for x
    x = 39,183,287,175,941.75/7,204,389.23
  6. Step 6: Final answer
    x = 5,438,807.64

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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.