Home / 8,268,481.75-12,404,378.13-4,630,385.35

Finding the Fourth Proportional to 8,268,481.75, 12,404,378.13 and 4,630,385.35

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Solution

The fourth proportional to 8,268,481.75, 12,404,378.13 and 4,630,385.35 is: 6,946,505.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,481.75 : 12,404,378.13 = 4,630,385.35 : x
  2. Step 2: Convert to fraction form
    8,268,481.75/12,404,378.13 = 4,630,385.35/x
  3. Step 3: Cross multiply
    8,268,481.75x = 12,404,378.13 × 4,630,385.35
  4. Step 4: Simplify right side
    8,268,481.75x = 57,437,050,769,012.40
  5. Step 5: Solve for x
    x = 57,437,050,769,012.40/8,268,481.75
  6. Step 6: Final answer
    x = 6,946,505.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.