Home / 52,168,277.20-78,252,415.80-18,093,067.60

Finding the Fourth Proportional to 52,168,277.20, 78,252,415.80 and 18,093,067.60

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Solution

The fourth proportional to 52,168,277.20, 78,252,415.80 and 18,093,067.60 is: 27,139,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,168,277.20 : 78,252,415.80 = 18,093,067.60 : x
  2. Step 2: Convert to fraction form
    52,168,277.20/78,252,415.80 = 18,093,067.60/x
  3. Step 3: Cross multiply
    52,168,277.20x = 78,252,415.80 × 18,093,067.60
  4. Step 4: Simplify right side
    52,168,277.20x = 1,415,826,248,932,708.25
  5. Step 5: Solve for x
    x = 1,415,826,248,932,708.25/52,168,277.20
  6. Step 6: Final answer
    x = 27,139,601.40

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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.