Home / 8,310,074.35-11,384,748.77-7,999,316.59

Finding the Fourth Proportional to 8,310,074.35, 11,384,748.77 and 7,999,316.59

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Solution

The fourth proportional to 8,310,074.35, 11,384,748.77 and 7,999,316.59 is: 10,959,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310,074.35 : 11,384,748.77 = 7,999,316.59 : x
  2. Step 2: Convert to fraction form
    8,310,074.35/11,384,748.77 = 7,999,316.59/x
  3. Step 3: Cross multiply
    8,310,074.35x = 11,384,748.77 × 7,999,316.59
  4. Step 4: Simplify right side
    8,310,074.35x = 91,070,209,708,843.09
  5. Step 5: Solve for x
    x = 91,070,209,708,843.09/8,310,074.35
  6. Step 6: Final answer
    x = 10,959,012.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.