Home / 7,381,114.88-11,076,044.80-3,121,049.60

Finding the Fourth Proportional to 7,381,114.88, 11,076,044.80 and 3,121,049.60

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Solution

The fourth proportional to 7,381,114.88, 11,076,044.80 and 3,121,049.60 is: 4,683,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,114.88 : 11,076,044.80 = 3,121,049.60 : x
  2. Step 2: Convert to fraction form
    7,381,114.88/11,076,044.80 = 3,121,049.60/x
  3. Step 3: Cross multiply
    7,381,114.88x = 11,076,044.80 × 3,121,049.60
  4. Step 4: Simplify right side
    7,381,114.88x = 34,568,885,192,622.08
  5. Step 5: Solve for x
    x = 34,568,885,192,622.08/7,381,114.88
  6. Step 6: Final answer
    x = 4,683,423.27

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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.