Home / 11,444,950.69-15,790,125.78-7,092,448.90

Finding the Fourth Proportional to 11,444,950.69, 15,790,125.78 and 7,092,448.90

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Solution

The fourth proportional to 11,444,950.69, 15,790,125.78 and 7,092,448.90 is: 9,785,158.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444,950.69 : 15,790,125.78 = 7,092,448.90 : x
  2. Step 2: Convert to fraction form
    11,444,950.69/15,790,125.78 = 7,092,448.90/x
  3. Step 3: Cross multiply
    11,444,950.69x = 15,790,125.78 × 7,092,448.90
  4. Step 4: Simplify right side
    11,444,950.69x = 111,990,660,179,747.33
  5. Step 5: Solve for x
    x = 111,990,660,179,747.33/11,444,950.69
  6. Step 6: Final answer
    x = 9,785,158.82

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1.5x scale

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.