Home / 20,916,452.03-31,376,485.35-5,770,383.53

Finding the Fourth Proportional to 20,916,452.03, 31,376,485.35 and 5,770,383.53

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Solution

The fourth proportional to 20,916,452.03, 31,376,485.35 and 5,770,383.53 is: 8,656,073.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,916,452.03 : 31,376,485.35 = 5,770,383.53 : x
  2. Step 2: Convert to fraction form
    20,916,452.03/31,376,485.35 = 5,770,383.53/x
  3. Step 3: Cross multiply
    20,916,452.03x = 31,376,485.35 × 5,770,383.53
  4. Step 4: Simplify right side
    20,916,452.03x = 181,054,354,136,043.88
  5. Step 5: Solve for x
    x = 181,054,354,136,043.88/20,916,452.03
  6. Step 6: Final answer
    x = 8,656,073.88

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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.