Home / 7,939,890.82-10,957,054.72-4,454,748.48

Finding the Fourth Proportional to 7,939,890.82, 10,957,054.72 and 4,454,748.48

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Solution

The fourth proportional to 7,939,890.82, 10,957,054.72 and 4,454,748.48 is: 6,147,555.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939,890.82 : 10,957,054.72 = 4,454,748.48 : x
  2. Step 2: Convert to fraction form
    7,939,890.82/10,957,054.72 = 4,454,748.48/x
  3. Step 3: Cross multiply
    7,939,890.82x = 10,957,054.72 × 4,454,748.48
  4. Step 4: Simplify right side
    7,939,890.82x = 48,810,922,904,020.03
  5. Step 5: Solve for x
    x = 48,810,922,904,020.03/7,939,890.82
  6. Step 6: Final answer
    x = 6,147,555.93

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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.