Home / 28,522,141.30-42,782,823.15-9,353,523.70

Finding the Fourth Proportional to 28,522,141.30, 42,782,823.15 and 9,353,523.70

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Solution

The fourth proportional to 28,522,141.30, 42,782,823.15 and 9,353,523.70 is: 14,030,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,522,141.30 : 42,782,823.15 = 9,353,523.70 : x
  2. Step 2: Convert to fraction form
    28,522,141.30/42,782,823.15 = 9,353,523.70/x
  3. Step 3: Cross multiply
    28,522,141.30x = 42,782,823.15 × 9,353,523.70
  4. Step 4: Simplify right side
    28,522,141.30x = 400,170,150,286,433.62
  5. Step 5: Solve for x
    x = 400,170,150,286,433.62/28,522,141.30
  6. Step 6: Final answer
    x = 14,030,158.05

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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.