Home / 11,401,805.20-17,078,861.40-5,341,709.20

Finding the Fourth Proportional to 11,401,805.20, 17,078,861.40 and 5,341,709.20

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Solution

The fourth proportional to 11,401,805.20, 17,078,861.40 and 5,341,709.20 is: 8,001,391.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401,805.20 : 17,078,861.40 = 5,341,709.20 : x
  2. Step 2: Convert to fraction form
    11,401,805.20/17,078,861.40 = 5,341,709.20/x
  3. Step 3: Cross multiply
    11,401,805.20x = 17,078,861.40 × 5,341,709.20
  4. Step 4: Simplify right side
    11,401,805.20x = 91,230,311,065,904.88
  5. Step 5: Solve for x
    x = 91,230,311,065,904.88/11,401,805.20
  6. Step 6: Final answer
    x = 8,001,391.84

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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.