Home / 12,224,558.40-18,323,445.60-6,149,601.60

Finding the Fourth Proportional to 12,224,558.40, 18,323,445.60 and 6,149,601.60

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Solution

The fourth proportional to 12,224,558.40, 18,323,445.60 and 6,149,601.60 is: 9,217,665.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,558.40 : 18,323,445.60 = 6,149,601.60 : x
  2. Step 2: Convert to fraction form
    12,224,558.40/18,323,445.60 = 6,149,601.60/x
  3. Step 3: Cross multiply
    12,224,558.40x = 18,323,445.60 × 6,149,601.60
  4. Step 4: Simplify right side
    12,224,558.40x = 112,681,890,379,272.97
  5. Step 5: Solve for x
    x = 112,681,890,379,272.97/12,224,558.40
  6. Step 6: Final answer
    x = 9,217,665.51

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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.