Home / 7,143,733.44-9,858,362.58-3,880,548.81

Finding the Fourth Proportional to 7,143,733.44, 9,858,362.58 and 3,880,548.81

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Solution

The fourth proportional to 7,143,733.44, 9,858,362.58 and 3,880,548.81 is: 5,355,163.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,143,733.44 : 9,858,362.58 = 3,880,548.81 : x
  2. Step 2: Convert to fraction form
    7,143,733.44/9,858,362.58 = 3,880,548.81/x
  3. Step 3: Cross multiply
    7,143,733.44x = 9,858,362.58 × 3,880,548.81
  4. Step 4: Simplify right side
    7,143,733.44x = 38,255,857,178,367.53
  5. Step 5: Solve for x
    x = 38,255,857,178,367.53/7,143,733.44
  6. Step 6: Final answer
    x = 5,355,163.03

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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.