Home / 18,962,015.92-26,163,031.26-11,519,529.17

Finding the Fourth Proportional to 18,962,015.92, 26,163,031.26 and 11,519,529.17

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Solution

The fourth proportional to 18,962,015.92, 26,163,031.26 and 11,519,529.17 is: 15,894,185.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,962,015.92 : 26,163,031.26 = 11,519,529.17 : x
  2. Step 2: Convert to fraction form
    18,962,015.92/26,163,031.26 = 11,519,529.17/x
  3. Step 3: Cross multiply
    18,962,015.92x = 26,163,031.26 × 11,519,529.17
  4. Step 4: Simplify right side
    18,962,015.92x = 301,385,801,775,191.88
  5. Step 5: Solve for x
    x = 301,385,801,775,191.88/18,962,015.92
  6. Step 6: Final answer
    x = 15,894,185.67

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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.