Home / 14,912,242.12-20,579,012.58-8,296,926.76

Finding the Fourth Proportional to 14,912,242.12, 20,579,012.58 and 8,296,926.76

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Solution

The fourth proportional to 14,912,242.12, 20,579,012.58 and 8,296,926.76 is: 11,449,824.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912,242.12 : 20,579,012.58 = 8,296,926.76 : x
  2. Step 2: Convert to fraction form
    14,912,242.12/20,579,012.58 = 8,296,926.76/x
  3. Step 3: Cross multiply
    14,912,242.12x = 20,579,012.58 × 8,296,926.76
  4. Step 4: Simplify right side
    14,912,242.12x = 170,742,560,169,378.62
  5. Step 5: Solve for x
    x = 170,742,560,169,378.62/14,912,242.12
  6. Step 6: Final answer
    x = 11,449,824.83

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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.