Home / 11,261,180.63-16,893,099.55-8,439,228.92

Finding the Fourth Proportional to 11,261,180.63, 16,893,099.55 and 8,439,228.92

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Solution

The fourth proportional to 11,261,180.63, 16,893,099.55 and 8,439,228.92 is: 12,659,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261,180.63 : 16,893,099.55 = 8,439,228.92 : x
  2. Step 2: Convert to fraction form
    11,261,180.63/16,893,099.55 = 8,439,228.92/x
  3. Step 3: Cross multiply
    11,261,180.63x = 16,893,099.55 × 8,439,228.92
  4. Step 4: Simplify right side
    11,261,180.63x = 142,564,734,323,580.75
  5. Step 5: Solve for x
    x = 142,564,734,323,580.75/11,261,180.63
  6. Step 6: Final answer
    x = 12,659,839.05

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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.