Home / 51,137,816.45-76,718,059.26-14,743,366.64

Finding the Fourth Proportional to 51,137,816.45, 76,718,059.26 and 14,743,366.64

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Solution

The fourth proportional to 51,137,816.45, 76,718,059.26 and 14,743,366.64 is: 22,118,317.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,137,816.45 : 76,718,059.26 = 14,743,366.64 : x
  2. Step 2: Convert to fraction form
    51,137,816.45/76,718,059.26 = 14,743,366.64/x
  3. Step 3: Cross multiply
    51,137,816.45x = 76,718,059.26 × 14,743,366.64
  4. Step 4: Simplify right side
    51,137,816.45x = 1,131,082,475,428,241.75
  5. Step 5: Solve for x
    x = 1,131,082,475,428,241.75/51,137,816.45
  6. Step 6: Final answer
    x = 22,118,317.79

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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.