Home / 11,007,270.40-16,478,246.40-8,179,916.80

Finding the Fourth Proportional to 11,007,270.40, 16,478,246.40 and 8,179,916.80

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Solution

The fourth proportional to 11,007,270.40, 16,478,246.40 and 8,179,916.80 is: 12,245,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007,270.40 : 16,478,246.40 = 8,179,916.80 : x
  2. Step 2: Convert to fraction form
    11,007,270.40/16,478,246.40 = 8,179,916.80/x
  3. Step 3: Cross multiply
    11,007,270.40x = 16,478,246.40 × 8,179,916.80
  4. Step 4: Simplify right side
    11,007,270.40x = 134,790,684,561,899.52
  5. Step 5: Solve for x
    x = 134,790,684,561,899.52/11,007,270.40
  6. Step 6: Final answer
    x = 12,245,604.92

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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.