Home / 8,487,471.63-12,732,118.56-3,630,282.60

Finding the Fourth Proportional to 8,487,471.63, 12,732,118.56 and 3,630,282.60

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Solution

The fourth proportional to 8,487,471.63, 12,732,118.56 and 3,630,282.60 is: 5,445,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,471.63 : 12,732,118.56 = 3,630,282.60 : x
  2. Step 2: Convert to fraction form
    8,487,471.63/12,732,118.56 = 3,630,282.60/x
  3. Step 3: Cross multiply
    8,487,471.63x = 12,732,118.56 × 3,630,282.60
  4. Step 4: Simplify right side
    8,487,471.63x = 46,221,188,469,505.06
  5. Step 5: Solve for x
    x = 46,221,188,469,505.06/8,487,471.63
  6. Step 6: Final answer
    x = 5,445,813.60

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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.