Home / 6,321,498.46-8,723,668.34-3,420,889.47

Finding the Fourth Proportional to 6,321,498.46, 8,723,668.34 and 3,420,889.47

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Solution

The fourth proportional to 6,321,498.46, 8,723,668.34 and 3,420,889.47 is: 4,720,827.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,498.46 : 8,723,668.34 = 3,420,889.47 : x
  2. Step 2: Convert to fraction form
    6,321,498.46/8,723,668.34 = 3,420,889.47/x
  3. Step 3: Cross multiply
    6,321,498.46x = 8,723,668.34 × 3,420,889.47
  4. Step 4: Simplify right side
    6,321,498.46x = 29,842,705,172,630.60
  5. Step 5: Solve for x
    x = 29,842,705,172,630.60/6,321,498.46
  6. Step 6: Final answer
    x = 4,720,827.72

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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.