Home / 5,437,979.64-7,504,262.12-2,990,590.43

Finding the Fourth Proportional to 5,437,979.64, 7,504,262.12 and 2,990,590.43

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Solution

The fourth proportional to 5,437,979.64, 7,504,262.12 and 2,990,590.43 is: 4,126,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,979.64 : 7,504,262.12 = 2,990,590.43 : x
  2. Step 2: Convert to fraction form
    5,437,979.64/7,504,262.12 = 2,990,590.43/x
  3. Step 3: Cross multiply
    5,437,979.64x = 7,504,262.12 × 2,990,590.43
  4. Step 4: Simplify right side
    5,437,979.64x = 22,442,174,450,238.68
  5. Step 5: Solve for x
    x = 22,442,174,450,238.68/5,437,979.64
  6. Step 6: Final answer
    x = 4,126,932.42

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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.