Home / 5,074,736.67-7,003,298.88-2,782,891.89

Finding the Fourth Proportional to 5,074,736.67, 7,003,298.88 and 2,782,891.89

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Solution

The fourth proportional to 5,074,736.67, 7,003,298.88 and 2,782,891.89 is: 3,840,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074,736.67 : 7,003,298.88 = 2,782,891.89 : x
  2. Step 2: Convert to fraction form
    5,074,736.67/7,003,298.88 = 2,782,891.89/x
  3. Step 3: Cross multiply
    5,074,736.67x = 7,003,298.88 × 2,782,891.89
  4. Step 4: Simplify right side
    5,074,736.67x = 19,489,423,656,398.08
  5. Step 5: Solve for x
    x = 19,489,423,656,398.08/5,074,736.67
  6. Step 6: Final answer
    x = 3,840,479.80

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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.