Home / 28,040,529.64-38,695,914.66-15,163,473.64

Finding the Fourth Proportional to 28,040,529.64, 38,695,914.66 and 15,163,473.64

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Solution

The fourth proportional to 28,040,529.64, 38,695,914.66 and 15,163,473.64 is: 20,925,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,040,529.64 : 38,695,914.66 = 15,163,473.64 : x
  2. Step 2: Convert to fraction form
    28,040,529.64/38,695,914.66 = 15,163,473.64/x
  3. Step 3: Cross multiply
    28,040,529.64x = 38,695,914.66 × 15,163,473.64
  4. Step 4: Simplify right side
    28,040,529.64x = 586,764,481,922,599.50
  5. Step 5: Solve for x
    x = 586,764,481,922,599.50/28,040,529.64
  6. Step 6: Final answer
    x = 20,925,584.84

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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.