Home / 17,486,902.80-26,230,354.20-12,672,003.60

Finding the Fourth Proportional to 17,486,902.80, 26,230,354.20 and 12,672,003.60

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Solution

The fourth proportional to 17,486,902.80, 26,230,354.20 and 12,672,003.60 is: 19,008,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,486,902.80 : 26,230,354.20 = 12,672,003.60 : x
  2. Step 2: Convert to fraction form
    17,486,902.80/26,230,354.20 = 12,672,003.60/x
  3. Step 3: Cross multiply
    17,486,902.80x = 26,230,354.20 × 12,672,003.60
  4. Step 4: Simplify right side
    17,486,902.80x = 332,391,142,851,675.12
  5. Step 5: Solve for x
    x = 332,391,142,851,675.12/17,486,902.80
  6. Step 6: Final answer
    x = 19,008,005.40

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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.