Home / 13,626,777.72-20,443,204.77-3,910,633.32

Finding the Fourth Proportional to 13,626,777.72, 20,443,204.77 and 3,910,633.32

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Solution

The fourth proportional to 13,626,777.72, 20,443,204.77 and 3,910,633.32 is: 5,866,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626,777.72 : 20,443,204.77 = 3,910,633.32 : x
  2. Step 2: Convert to fraction form
    13,626,777.72/20,443,204.77 = 3,910,633.32/x
  3. Step 3: Cross multiply
    13,626,777.72x = 20,443,204.77 × 3,910,633.32
  4. Step 4: Simplify right side
    13,626,777.72x = 79,945,877,803,142.08
  5. Step 5: Solve for x
    x = 79,945,877,803,142.08/13,626,777.72
  6. Step 6: Final answer
    x = 5,866,821.89

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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.