Home / 18,377,557.60-27,566,336.40-15,858,133.60

Finding the Fourth Proportional to 18,377,557.60, 27,566,336.40 and 15,858,133.60

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Solution

The fourth proportional to 18,377,557.60, 27,566,336.40 and 15,858,133.60 is: 23,787,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377,557.60 : 27,566,336.40 = 15,858,133.60 : x
  2. Step 2: Convert to fraction form
    18,377,557.60/27,566,336.40 = 15,858,133.60/x
  3. Step 3: Cross multiply
    18,377,557.60x = 27,566,336.40 × 15,858,133.60
  4. Step 4: Simplify right side
    18,377,557.60x = 437,150,645,493,743
  5. Step 5: Solve for x
    x = 437,150,645,493,743/18,377,557.60
  6. Step 6: Final answer
    x = 23,787,200.40

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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.