Home / 7,981,080.80-11,010,630.92-5,892,927.66

Finding the Fourth Proportional to 7,981,080.80, 11,010,630.92 and 5,892,927.66

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Solution

The fourth proportional to 7,981,080.80, 11,010,630.92 and 5,892,927.66 is: 8,129,832.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981,080.80 : 11,010,630.92 = 5,892,927.66 : x
  2. Step 2: Convert to fraction form
    7,981,080.80/11,010,630.92 = 5,892,927.66/x
  3. Step 3: Cross multiply
    7,981,080.80x = 11,010,630.92 × 5,892,927.66
  4. Step 4: Simplify right side
    7,981,080.80x = 64,884,851,473,054.60
  5. Step 5: Solve for x
    x = 64,884,851,473,054.60/7,981,080.80
  6. Step 6: Final answer
    x = 8,129,832.68

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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.