Home / 11,156,388.80-16,734,583.20-9,266,820.80

Finding the Fourth Proportional to 11,156,388.80, 16,734,583.20 and 9,266,820.80

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Solution

The fourth proportional to 11,156,388.80, 16,734,583.20 and 9,266,820.80 is: 13,900,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156,388.80 : 16,734,583.20 = 9,266,820.80 : x
  2. Step 2: Convert to fraction form
    11,156,388.80/16,734,583.20 = 9,266,820.80/x
  3. Step 3: Cross multiply
    11,156,388.80x = 16,734,583.20 × 9,266,820.80
  4. Step 4: Simplify right side
    11,156,388.80x = 155,076,383,677,090.56
  5. Step 5: Solve for x
    x = 155,076,383,677,090.56/11,156,388.80
  6. Step 6: Final answer
    x = 13,900,231.20

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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.