Home / 11,181,209.28-15,429,571.92-6,837,574.56

Finding the Fourth Proportional to 11,181,209.28, 15,429,571.92 and 6,837,574.56

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Solution

The fourth proportional to 11,181,209.28, 15,429,571.92 and 6,837,574.56 is: 9,435,549.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181,209.28 : 15,429,571.92 = 6,837,574.56 : x
  2. Step 2: Convert to fraction form
    11,181,209.28/15,429,571.92 = 6,837,574.56/x
  3. Step 3: Cross multiply
    11,181,209.28x = 15,429,571.92 × 6,837,574.56
  4. Step 4: Simplify right side
    11,181,209.28x = 105,500,848,431,882.34
  5. Step 5: Solve for x
    x = 105,500,848,431,882.34/11,181,209.28
  6. Step 6: Final answer
    x = 9,435,549.03

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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.