Home / 5,905,385.02-8,149,431.26-3,189,131.02

Finding the Fourth Proportional to 5,905,385.02, 8,149,431.26 and 3,189,131.02

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Solution

The fourth proportional to 5,905,385.02, 8,149,431.26 and 3,189,131.02 is: 4,401,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,385.02 : 8,149,431.26 = 3,189,131.02 : x
  2. Step 2: Convert to fraction form
    5,905,385.02/8,149,431.26 = 3,189,131.02/x
  3. Step 3: Cross multiply
    5,905,385.02x = 8,149,431.26 × 3,189,131.02
  4. Step 4: Simplify right side
    5,905,385.02x = 25,989,604,044,783.30
  5. Step 5: Solve for x
    x = 25,989,604,044,783.30/5,905,385.02
  6. Step 6: Final answer
    x = 4,401,000.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.