Home / 13,361,998.77-20,033,184.20-4,258,855.89

Finding the Fourth Proportional to 13,361,998.77, 20,033,184.20 and 4,258,855.89

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Solution

The fourth proportional to 13,361,998.77, 20,033,184.20 and 4,258,855.89 is: 6,385,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,998.77 : 20,033,184.20 = 4,258,855.89 : x
  2. Step 2: Convert to fraction form
    13,361,998.77/20,033,184.20 = 4,258,855.89/x
  3. Step 3: Cross multiply
    13,361,998.77x = 20,033,184.20 × 4,258,855.89
  4. Step 4: Simplify right side
    13,361,998.77x = 85,318,444,504,330.66
  5. Step 5: Solve for x
    x = 85,318,444,504,330.66/13,361,998.77
  6. Step 6: Final answer
    x = 6,385,155.84

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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.