Home / 7,378,444.38-11,067,352.47-2,521,187.31

Finding the Fourth Proportional to 7,378,444.38, 11,067,352.47 and 2,521,187.31

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Solution

The fourth proportional to 7,378,444.38, 11,067,352.47 and 2,521,187.31 is: 3,781,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378,444.38 : 11,067,352.47 = 2,521,187.31 : x
  2. Step 2: Convert to fraction form
    7,378,444.38/11,067,352.47 = 2,521,187.31/x
  3. Step 3: Cross multiply
    7,378,444.38x = 11,067,352.47 × 2,521,187.31
  4. Step 4: Simplify right side
    7,378,444.38x = 27,902,868,602,661.16
  5. Step 5: Solve for x
    x = 27,902,868,602,661.16/7,378,444.38
  6. Step 6: Final answer
    x = 3,781,673.64

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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.