Home / 8,850,052.91-12,213,069.64-5,179,668.32

Finding the Fourth Proportional to 8,850,052.91, 12,213,069.64 and 5,179,668.32

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Solution

The fourth proportional to 8,850,052.91, 12,213,069.64 and 5,179,668.32 is: 7,147,940.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850,052.91 : 12,213,069.64 = 5,179,668.32 : x
  2. Step 2: Convert to fraction form
    8,850,052.91/12,213,069.64 = 5,179,668.32/x
  3. Step 3: Cross multiply
    8,850,052.91x = 12,213,069.64 × 5,179,668.32
  4. Step 4: Simplify right side
    8,850,052.91x = 63,259,649,921,845.30
  5. Step 5: Solve for x
    x = 63,259,649,921,845.30/8,850,052.91
  6. Step 6: Final answer
    x = 7,147,940.31

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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.