Home / 11,007,161.40-16,478,082.90-8,179,807.80

Finding the Fourth Proportional to 11,007,161.40, 16,478,082.90 and 8,179,807.80

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Solution

The fourth proportional to 11,007,161.40, 16,478,082.90 and 8,179,807.80 is: 12,245,441.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007,161.40 : 16,478,082.90 = 8,179,807.80 : x
  2. Step 2: Convert to fraction form
    11,007,161.40/16,478,082.90 = 8,179,807.80/x
  3. Step 3: Cross multiply
    11,007,161.40x = 16,478,082.90 × 8,179,807.80
  4. Step 4: Simplify right side
    11,007,161.40x = 134,787,551,034,466.62
  5. Step 5: Solve for x
    x = 134,787,551,034,466.62/11,007,161.40
  6. Step 6: Final answer
    x = 12,245,441.50

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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.