Home / 11,077,909.60-16,580,000.40-8,036,629.60

Finding the Fourth Proportional to 11,077,909.60, 16,580,000.40 and 8,036,629.60

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Solution

The fourth proportional to 11,077,909.60, 16,580,000.40 and 8,036,629.60 is: 12,028,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077,909.60 : 16,580,000.40 = 8,036,629.60 : x
  2. Step 2: Convert to fraction form
    11,077,909.60/16,580,000.40 = 8,036,629.60/x
  3. Step 3: Cross multiply
    11,077,909.60x = 16,580,000.40 × 8,036,629.60
  4. Step 4: Simplify right side
    11,077,909.60x = 133,247,321,982,651.84
  5. Step 5: Solve for x
    x = 133,247,321,982,651.84/11,077,909.60
  6. Step 6: Final answer
    x = 12,028,200.88

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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.