Home / 10,880,571.20-16,297,237.20-8,991,003.20

Finding the Fourth Proportional to 10,880,571.20, 16,297,237.20 and 8,991,003.20

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Solution

The fourth proportional to 10,880,571.20, 16,297,237.20 and 8,991,003.20 is: 13,466,987.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880,571.20 : 16,297,237.20 = 8,991,003.20 : x
  2. Step 2: Convert to fraction form
    10,880,571.20/16,297,237.20 = 8,991,003.20/x
  3. Step 3: Cross multiply
    10,880,571.20x = 16,297,237.20 × 8,991,003.20
  4. Step 4: Simplify right side
    10,880,571.20x = 146,528,511,816,359.03
  5. Step 5: Solve for x
    x = 146,528,511,816,359.03/10,880,571.20
  6. Step 6: Final answer
    x = 13,466,987.08

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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.