Home / 8,303,564.20-12,455,346.30-2,319,922.60

Finding the Fourth Proportional to 8,303,564.20, 12,455,346.30 and 2,319,922.60

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Solution

The fourth proportional to 8,303,564.20, 12,455,346.30 and 2,319,922.60 is: 3,479,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,564.20 : 12,455,346.30 = 2,319,922.60 : x
  2. Step 2: Convert to fraction form
    8,303,564.20/12,455,346.30 = 2,319,922.60/x
  3. Step 3: Cross multiply
    8,303,564.20x = 12,455,346.30 × 2,319,922.60
  4. Step 4: Simplify right side
    8,303,564.20x = 28,895,439,372,196.38
  5. Step 5: Solve for x
    x = 28,895,439,372,196.38/8,303,564.20
  6. Step 6: Final answer
    x = 3,479,883.90

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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.