Home / 12,067,958.40-18,087,940.80-4,874,769.60

Finding the Fourth Proportional to 12,067,958.40, 18,087,940.80 and 4,874,769.60

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Solution

The fourth proportional to 12,067,958.40, 18,087,940.80 and 4,874,769.60 is: 7,306,500.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067,958.40 : 18,087,940.80 = 4,874,769.60 : x
  2. Step 2: Convert to fraction form
    12,067,958.40/18,087,940.80 = 4,874,769.60/x
  3. Step 3: Cross multiply
    12,067,958.40x = 18,087,940.80 × 4,874,769.60
  4. Step 4: Simplify right side
    12,067,958.40x = 88,174,543,938,439.67
  5. Step 5: Solve for x
    x = 88,174,543,938,439.67/12,067,958.40
  6. Step 6: Final answer
    x = 7,306,500.49

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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.