Home / 11,875,640.80-17,799,464.40-8,880,325.60

Finding the Fourth Proportional to 11,875,640.80, 17,799,464.40 and 8,880,325.60

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Solution

The fourth proportional to 11,875,640.80, 17,799,464.40 and 8,880,325.60 is: 13,310,021.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875,640.80 : 17,799,464.40 = 8,880,325.60 : x
  2. Step 2: Convert to fraction form
    11,875,640.80/17,799,464.40 = 8,880,325.60/x
  3. Step 3: Cross multiply
    11,875,640.80x = 17,799,464.40 × 8,880,325.60
  4. Step 4: Simplify right side
    11,875,640.80x = 158,065,039,377,608.62
  5. Step 5: Solve for x
    x = 158,065,039,377,608.62/11,875,640.80
  6. Step 6: Final answer
    x = 13,310,021.92

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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.