Home / 38,040,103.04-52,490,913.46-21,295,759.47

Finding the Fourth Proportional to 38,040,103.04, 52,490,913.46 and 21,295,759.47

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Solution

The fourth proportional to 38,040,103.04, 52,490,913.46 and 21,295,759.47 is: 29,385,668.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040,103.04 : 52,490,913.46 = 21,295,759.47 : x
  2. Step 2: Convert to fraction form
    38,040,103.04/52,490,913.46 = 21,295,759.47/x
  3. Step 3: Cross multiply
    38,040,103.04x = 52,490,913.46 × 21,295,759.47
  4. Step 4: Simplify right side
    38,040,103.04x = 1,117,833,867,404,745.38
  5. Step 5: Solve for x
    x = 1,117,833,867,404,745.38/38,040,103.04
  6. Step 6: Final answer
    x = 29,385,668.76

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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.