Home / 7,352,891.79-11,008,039.01-5,538,896.40

Finding the Fourth Proportional to 7,352,891.79, 11,008,039.01 and 5,538,896.40

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Solution

The fourth proportional to 7,352,891.79, 11,008,039.01 and 5,538,896.40 is: 8,292,300.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352,891.79 : 11,008,039.01 = 5,538,896.40 : x
  2. Step 2: Convert to fraction form
    7,352,891.79/11,008,039.01 = 5,538,896.40/x
  3. Step 3: Cross multiply
    7,352,891.79x = 11,008,039.01 × 5,538,896.40
  4. Step 4: Simplify right side
    7,352,891.79x = 60,972,387,643,548.57
  5. Step 5: Solve for x
    x = 60,972,387,643,548.57/7,352,891.79
  6. Step 6: Final answer
    x = 8,292,300.42

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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.