Home / 12,161,893.56-16,783,414.80-6,655,269.60

Finding the Fourth Proportional to 12,161,893.56, 16,783,414.80 and 6,655,269.60

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Solution

The fourth proportional to 12,161,893.56, 16,783,414.80 and 6,655,269.60 is: 9,184,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,161,893.56 : 16,783,414.80 = 6,655,269.60 : x
  2. Step 2: Convert to fraction form
    12,161,893.56/16,783,414.80 = 6,655,269.60/x
  3. Step 3: Cross multiply
    12,161,893.56x = 16,783,414.80 × 6,655,269.60
  4. Step 4: Simplify right side
    12,161,893.56x = 111,698,150,302,630.08
  5. Step 5: Solve for x
    x = 111,698,150,302,630.08/12,161,893.56
  6. Step 6: Final answer
    x = 9,184,272.97

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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.