Home / 7,703,392.12-11,557,007.07-2,312,142.28

Finding the Fourth Proportional to 7,703,392.12, 11,557,007.07 and 2,312,142.28

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Solution

The fourth proportional to 7,703,392.12, 11,557,007.07 and 2,312,142.28 is: 3,468,789.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703,392.12 : 11,557,007.07 = 2,312,142.28 : x
  2. Step 2: Convert to fraction form
    7,703,392.12/11,557,007.07 = 2,312,142.28/x
  3. Step 3: Cross multiply
    7,703,392.12x = 11,557,007.07 × 2,312,142.28
  4. Step 4: Simplify right side
    7,703,392.12x = 26,721,444,619,020.88
  5. Step 5: Solve for x
    x = 26,721,444,619,020.88/7,703,392.12
  6. Step 6: Final answer
    x = 3,468,789.36

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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.