Home / 16,998,751.60-25,504,032.30-7,421,003.80

Finding the Fourth Proportional to 16,998,751.60, 25,504,032.30 and 7,421,003.80

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Solution

The fourth proportional to 16,998,751.60, 25,504,032.30 and 7,421,003.80 is: 11,134,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998,751.60 : 25,504,032.30 = 7,421,003.80 : x
  2. Step 2: Convert to fraction form
    16,998,751.60/25,504,032.30 = 7,421,003.80/x
  3. Step 3: Cross multiply
    16,998,751.60x = 25,504,032.30 × 7,421,003.80
  4. Step 4: Simplify right side
    16,998,751.60x = 189,265,520,613,622.75
  5. Step 5: Solve for x
    x = 189,265,520,613,622.75/16,998,751.60
  6. Step 6: Final answer
    x = 11,134,083.55

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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.