Home / 15,236,940.56-22,858,797.96-7,145,603.72

Finding the Fourth Proportional to 15,236,940.56, 22,858,797.96 and 7,145,603.72

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Solution

The fourth proportional to 15,236,940.56, 22,858,797.96 and 7,145,603.72 is: 10,719,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236,940.56 : 22,858,797.96 = 7,145,603.72 : x
  2. Step 2: Convert to fraction form
    15,236,940.56/22,858,797.96 = 7,145,603.72/x
  3. Step 3: Cross multiply
    15,236,940.56x = 22,858,797.96 × 7,145,603.72
  4. Step 4: Simplify right side
    15,236,940.56x = 163,339,911,737,704.41
  5. Step 5: Solve for x
    x = 163,339,911,737,704.41/15,236,940.56
  6. Step 6: Final answer
    x = 10,719,994.02

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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.