Home / 11,177,578.80-16,766,368.20-7,351,203.60

Finding the Fourth Proportional to 11,177,578.80, 16,766,368.20 and 7,351,203.60

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Solution

The fourth proportional to 11,177,578.80, 16,766,368.20 and 7,351,203.60 is: 11,026,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177,578.80 : 16,766,368.20 = 7,351,203.60 : x
  2. Step 2: Convert to fraction form
    11,177,578.80/16,766,368.20 = 7,351,203.60/x
  3. Step 3: Cross multiply
    11,177,578.80x = 16,766,368.20 × 7,351,203.60
  4. Step 4: Simplify right side
    11,177,578.80x = 123,252,986,270,765.52
  5. Step 5: Solve for x
    x = 123,252,986,270,765.52/11,177,578.80
  6. Step 6: Final answer
    x = 11,026,805.40

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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.