Home / 33,011,840.13-45,556,504.43-20,629,123.89

Finding the Fourth Proportional to 33,011,840.13, 45,556,504.43 and 20,629,123.89

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Solution

The fourth proportional to 33,011,840.13, 45,556,504.43 and 20,629,123.89 is: 28,468,294.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,011,840.13 : 45,556,504.43 = 20,629,123.89 : x
  2. Step 2: Convert to fraction form
    33,011,840.13/45,556,504.43 = 20,629,123.89/x
  3. Step 3: Cross multiply
    33,011,840.13x = 45,556,504.43 × 20,629,123.89
  4. Step 4: Simplify right side
    33,011,840.13x = 939,790,773,778,658.12
  5. Step 5: Solve for x
    x = 939,790,773,778,658.12/33,011,840.13
  6. Step 6: Final answer
    x = 28,468,294.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.