Home / 15,435,976.77-23,157,458.42-5,200,558.43

Finding the Fourth Proportional to 15,435,976.77, 23,157,458.42 and 5,200,558.43

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Solution

The fourth proportional to 15,435,976.77, 23,157,458.42 and 5,200,558.43 is: 7,802,014.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435,976.77 : 23,157,458.42 = 5,200,558.43 : x
  2. Step 2: Convert to fraction form
    15,435,976.77/23,157,458.42 = 5,200,558.43/x
  3. Step 3: Cross multiply
    15,435,976.77x = 23,157,458.42 × 5,200,558.43
  4. Step 4: Simplify right side
    15,435,976.77x = 120,431,715,461,715.39
  5. Step 5: Solve for x
    x = 120,431,715,461,715.39/15,435,976.77
  6. Step 6: Final answer
    x = 7,802,014.56

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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.