Home / 19,982,163.87-27,573,846.93-11,281,196.52

Finding the Fourth Proportional to 19,982,163.87, 27,573,846.93 and 11,281,196.52

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Solution

The fourth proportional to 19,982,163.87, 27,573,846.93 and 11,281,196.52 is: 15,567,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982,163.87 : 27,573,846.93 = 11,281,196.52 : x
  2. Step 2: Convert to fraction form
    19,982,163.87/27,573,846.93 = 11,281,196.52/x
  3. Step 3: Cross multiply
    19,982,163.87x = 27,573,846.93 × 11,281,196.52
  4. Step 4: Simplify right side
    19,982,163.87x = 311,065,986,029,728.69
  5. Step 5: Solve for x
    x = 311,065,986,029,728.69/19,982,163.87
  6. Step 6: Final answer
    x = 15,567,182.22

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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.