Home / 7,479,217.58-10,321,319.82-4,041,458.50

Finding the Fourth Proportional to 7,479,217.58, 10,321,319.82 and 4,041,458.50

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Solution

The fourth proportional to 7,479,217.58, 10,321,319.82 and 4,041,458.50 is: 5,577,212.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,217.58 : 10,321,319.82 = 4,041,458.50 : x
  2. Step 2: Convert to fraction form
    7,479,217.58/10,321,319.82 = 4,041,458.50/x
  3. Step 3: Cross multiply
    7,479,217.58x = 10,321,319.82 × 4,041,458.50
  4. Step 4: Simplify right side
    7,479,217.58x = 41,713,185,717,757.47
  5. Step 5: Solve for x
    x = 41,713,185,717,757.47/7,479,217.58
  6. Step 6: Final answer
    x = 5,577,212.49

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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.