Home / 10,148,474.46-13,991,346.81-8,062,238.96

Finding the Fourth Proportional to 10,148,474.46, 13,991,346.81 and 8,062,238.96

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Solution

The fourth proportional to 10,148,474.46, 13,991,346.81 and 8,062,238.96 is: 11,115,126.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,474.46 : 13,991,346.81 = 8,062,238.96 : x
  2. Step 2: Convert to fraction form
    10,148,474.46/13,991,346.81 = 8,062,238.96/x
  3. Step 3: Cross multiply
    10,148,474.46x = 13,991,346.81 × 8,062,238.96
  4. Step 4: Simplify right side
    10,148,474.46x = 112,801,581,284,496.98
  5. Step 5: Solve for x
    x = 112,801,581,284,496.98/10,148,474.46
  6. Step 6: Final answer
    x = 11,115,126.88

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1.5x scale

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.