Home / 8,237,284.20-12,355,926.30-2,558,082.60

Finding the Fourth Proportional to 8,237,284.20, 12,355,926.30 and 2,558,082.60

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Solution

The fourth proportional to 8,237,284.20, 12,355,926.30 and 2,558,082.60 is: 3,837,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237,284.20 : 12,355,926.30 = 2,558,082.60 : x
  2. Step 2: Convert to fraction form
    8,237,284.20/12,355,926.30 = 2,558,082.60/x
  3. Step 3: Cross multiply
    8,237,284.20x = 12,355,926.30 × 2,558,082.60
  4. Step 4: Simplify right side
    8,237,284.20x = 31,607,480,074,912.38
  5. Step 5: Solve for x
    x = 31,607,480,074,912.38/8,237,284.20
  6. Step 6: Final answer
    x = 3,837,123.90

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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.