Home / 13,296,633.85-18,346,229.49-8,069,526.17

Finding the Fourth Proportional to 13,296,633.85, 18,346,229.49 and 8,069,526.17

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Solution

The fourth proportional to 13,296,633.85, 18,346,229.49 and 8,069,526.17 is: 11,134,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,633.85 : 18,346,229.49 = 8,069,526.17 : x
  2. Step 2: Convert to fraction form
    13,296,633.85/18,346,229.49 = 8,069,526.17/x
  3. Step 3: Cross multiply
    13,296,633.85x = 18,346,229.49 × 8,069,526.17
  4. Step 4: Simplify right side
    13,296,633.85x = 148,045,378,990,380.75
  5. Step 5: Solve for x
    x = 148,045,378,990,380.75/13,296,633.85
  6. Step 6: Final answer
    x = 11,134,049.46

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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.