Home / 8,268,476.63-12,404,370.44-4,630,380.21

Finding the Fourth Proportional to 8,268,476.63, 12,404,370.44 and 4,630,380.21

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Solution

The fourth proportional to 8,268,476.63, 12,404,370.44 and 4,630,380.21 is: 6,946,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,476.63 : 12,404,370.44 = 4,630,380.21 : x
  2. Step 2: Convert to fraction form
    8,268,476.63/12,404,370.44 = 4,630,380.21/x
  3. Step 3: Cross multiply
    8,268,476.63x = 12,404,370.44 × 4,630,380.21
  4. Step 4: Simplify right side
    8,268,476.63x = 57,436,951,414,460.95
  5. Step 5: Solve for x
    x = 57,436,951,414,460.95/8,268,476.63
  6. Step 6: Final answer
    x = 6,946,497.40

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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.