Home / 45,428,933.70-68,143,400.55-27,289,080.90

Finding the Fourth Proportional to 45,428,933.70, 68,143,400.55 and 27,289,080.90

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Solution

The fourth proportional to 45,428,933.70, 68,143,400.55 and 27,289,080.90 is: 40,933,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,428,933.70 : 68,143,400.55 = 27,289,080.90 : x
  2. Step 2: Convert to fraction form
    45,428,933.70/68,143,400.55 = 27,289,080.90/x
  3. Step 3: Cross multiply
    45,428,933.70x = 68,143,400.55 × 27,289,080.90
  4. Step 4: Simplify right side
    45,428,933.70x = 1,859,570,770,410,054.25
  5. Step 5: Solve for x
    x = 1,859,570,770,410,054.25/45,428,933.70
  6. Step 6: Final answer
    x = 40,933,621.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.