Home / 5,336,653.18-7,364,640.80-2,889,317.56

Finding the Fourth Proportional to 5,336,653.18, 7,364,640.80 and 2,889,317.56

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Solution

The fourth proportional to 5,336,653.18, 7,364,640.80 and 2,889,317.56 is: 3,987,290.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336,653.18 : 7,364,640.80 = 2,889,317.56 : x
  2. Step 2: Convert to fraction form
    5,336,653.18/7,364,640.80 = 2,889,317.56/x
  3. Step 3: Cross multiply
    5,336,653.18x = 7,364,640.80 × 2,889,317.56
  4. Step 4: Simplify right side
    5,336,653.18x = 21,278,785,935,262.66
  5. Step 5: Solve for x
    x = 21,278,785,935,262.66/5,336,653.18
  6. Step 6: Final answer
    x = 3,987,290.39

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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.