Home / 6,321,458.08-8,723,612.15-3,420,848.95

Finding the Fourth Proportional to 6,321,458.08, 8,723,612.15 and 3,420,848.95

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Solution

The fourth proportional to 6,321,458.08, 8,723,612.15 and 3,420,848.95 is: 4,720,771.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,458.08 : 8,723,612.15 = 3,420,848.95 : x
  2. Step 2: Convert to fraction form
    6,321,458.08/8,723,612.15 = 3,420,848.95/x
  3. Step 3: Cross multiply
    6,321,458.08x = 8,723,612.15 × 3,420,848.95
  4. Step 4: Simplify right side
    6,321,458.08x = 29,842,159,437,449.65
  5. Step 5: Solve for x
    x = 29,842,159,437,449.65/6,321,458.08
  6. Step 6: Final answer
    x = 4,720,771.55

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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.