Home / 13,263,474.42-19,889,754.05-5,069,143.24

Finding the Fourth Proportional to 13,263,474.42, 19,889,754.05 and 5,069,143.24

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Solution

The fourth proportional to 13,263,474.42, 19,889,754.05 and 5,069,143.24 is: 7,601,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,474.42 : 19,889,754.05 = 5,069,143.24 : x
  2. Step 2: Convert to fraction form
    13,263,474.42/19,889,754.05 = 5,069,143.24/x
  3. Step 3: Cross multiply
    13,263,474.42x = 19,889,754.05 × 5,069,143.24
  4. Step 4: Simplify right side
    13,263,474.42x = 100,824,012,250,768.58
  5. Step 5: Solve for x
    x = 100,824,012,250,768.58/13,263,474.42
  6. Step 6: Final answer
    x = 7,601,629.03

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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.