Home / 9,172,286.60-13,758,429.90-4,920,758.60

Finding the Fourth Proportional to 9,172,286.60, 13,758,429.90 and 4,920,758.60

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Solution

The fourth proportional to 9,172,286.60, 13,758,429.90 and 4,920,758.60 is: 7,381,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,286.60 : 13,758,429.90 = 4,920,758.60 : x
  2. Step 2: Convert to fraction form
    9,172,286.60/13,758,429.90 = 4,920,758.60/x
  3. Step 3: Cross multiply
    9,172,286.60x = 13,758,429.90 × 4,920,758.60
  4. Step 4: Simplify right side
    9,172,286.60x = 67,701,912,252,922.13
  5. Step 5: Solve for x
    x = 67,701,912,252,922.13/9,172,286.60
  6. Step 6: Final answer
    x = 7,381,137.90

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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.