Home / 7,246,468.20-10,000,146.90-4,149,039.09

Finding the Fourth Proportional to 7,246,468.20, 10,000,146.90 and 4,149,039.09

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Solution

The fourth proportional to 7,246,468.20, 10,000,146.90 and 4,149,039.09 is: 5,725,685.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246,468.20 : 10,000,146.90 = 4,149,039.09 : x
  2. Step 2: Convert to fraction form
    7,246,468.20/10,000,146.90 = 4,149,039.09/x
  3. Step 3: Cross multiply
    7,246,468.20x = 10,000,146.90 × 4,149,039.09
  4. Step 4: Simplify right side
    7,246,468.20x = 41,491,000,393,842.32
  5. Step 5: Solve for x
    x = 41,491,000,393,842.32/7,246,468.20
  6. Step 6: Final answer
    x = 5,725,685.84

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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.