Home / 14,757,489.50-20,365,363.44-8,231,541.64

Finding the Fourth Proportional to 14,757,489.50, 20,365,363.44 and 8,231,541.64

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Solution

The fourth proportional to 14,757,489.50, 20,365,363.44 and 8,231,541.64 is: 11,359,543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757,489.50 : 20,365,363.44 = 8,231,541.64 : x
  2. Step 2: Convert to fraction form
    14,757,489.50/20,365,363.44 = 8,231,541.64/x
  3. Step 3: Cross multiply
    14,757,489.50x = 20,365,363.44 × 8,231,541.64
  4. Step 4: Simplify right side
    14,757,489.50x = 167,638,337,119,180.25
  5. Step 5: Solve for x
    x = 167,638,337,119,180.25/14,757,489.50
  6. Step 6: Final answer
    x = 11,359,543.04

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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.