Home / 7,127,141.36-9,835,326.84-4,029,611.44

Finding the Fourth Proportional to 7,127,141.36, 9,835,326.84 and 4,029,611.44

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Solution

The fourth proportional to 7,127,141.36, 9,835,326.84 and 4,029,611.44 is: 5,560,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,141.36 : 9,835,326.84 = 4,029,611.44 : x
  2. Step 2: Convert to fraction form
    7,127,141.36/9,835,326.84 = 4,029,611.44/x
  3. Step 3: Cross multiply
    7,127,141.36x = 9,835,326.84 × 4,029,611.44
  4. Step 4: Simplify right side
    7,127,141.36x = 39,632,545,550,603.05
  5. Step 5: Solve for x
    x = 39,632,545,550,603.05/7,127,141.36
  6. Step 6: Final answer
    x = 5,560,791.28

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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.