Home / 11,556,976.36-15,940,948.02-7,432,222.38

Finding the Fourth Proportional to 11,556,976.36, 15,940,948.02 and 7,432,222.38

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Solution

The fourth proportional to 11,556,976.36, 15,940,948.02 and 7,432,222.38 is: 10,251,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556,976.36 : 15,940,948.02 = 7,432,222.38 : x
  2. Step 2: Convert to fraction form
    11,556,976.36/15,940,948.02 = 7,432,222.38/x
  3. Step 3: Cross multiply
    11,556,976.36x = 15,940,948.02 × 7,432,222.38
  4. Step 4: Simplify right side
    11,556,976.36x = 118,476,670,632,660.69
  5. Step 5: Solve for x
    x = 118,476,670,632,660.69/11,556,976.36
  6. Step 6: Final answer
    x = 10,251,528.34

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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.