Home / 53,655,436.80-80,476,934.40-15,322,867.20

Finding the Fourth Proportional to 53,655,436.80, 80,476,934.40 and 15,322,867.20

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Solution

The fourth proportional to 53,655,436.80, 80,476,934.40 and 15,322,867.20 is: 22,982,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655,436.80 : 80,476,934.40 = 15,322,867.20 : x
  2. Step 2: Convert to fraction form
    53,655,436.80/80,476,934.40 = 15,322,867.20/x
  3. Step 3: Cross multiply
    53,655,436.80x = 80,476,934.40 × 15,322,867.20
  4. Step 4: Simplify right side
    53,655,436.80x = 1,233,137,378,474,311.75
  5. Step 5: Solve for x
    x = 1,233,137,378,474,311.75/53,655,436.80
  6. Step 6: Final answer
    x = 22,982,524.27

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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.