Home / 7,385,861.35-10,194,189.30-4,331,059.75

Finding the Fourth Proportional to 7,385,861.35, 10,194,189.30 and 4,331,059.75

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Solution

The fourth proportional to 7,385,861.35, 10,194,189.30 and 4,331,059.75 is: 5,977,859.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,861.35 : 10,194,189.30 = 4,331,059.75 : x
  2. Step 2: Convert to fraction form
    7,385,861.35/10,194,189.30 = 4,331,059.75/x
  3. Step 3: Cross multiply
    7,385,861.35x = 10,194,189.30 × 4,331,059.75
  4. Step 4: Simplify right side
    7,385,861.35x = 44,151,642,961,110.68
  5. Step 5: Solve for x
    x = 44,151,642,961,110.68/7,385,861.35
  6. Step 6: Final answer
    x = 5,977,859.71

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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.