Home / 7,192,313.58-9,925,399.44-3,929,182.82

Finding the Fourth Proportional to 7,192,313.58, 9,925,399.44 and 3,929,182.82

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Solution

The fourth proportional to 7,192,313.58, 9,925,399.44 and 3,929,182.82 is: 5,422,275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,313.58 : 9,925,399.44 = 3,929,182.82 : x
  2. Step 2: Convert to fraction form
    7,192,313.58/9,925,399.44 = 3,929,182.82/x
  3. Step 3: Cross multiply
    7,192,313.58x = 9,925,399.44 × 3,929,182.82
  4. Step 4: Simplify right side
    7,192,313.58x = 38,998,708,911,658.62
  5. Step 5: Solve for x
    x = 38,998,708,911,658.62/7,192,313.58
  6. Step 6: Final answer
    x = 5,422,275.94

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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.