Home / 15,603,098.80-23,404,721.10-5,505,719.80

Finding the Fourth Proportional to 15,603,098.80, 23,404,721.10 and 5,505,719.80

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Solution

The fourth proportional to 15,603,098.80, 23,404,721.10 and 5,505,719.80 is: 8,258,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,098.80 : 23,404,721.10 = 5,505,719.80 : x
  2. Step 2: Convert to fraction form
    15,603,098.80/23,404,721.10 = 5,505,719.80/x
  3. Step 3: Cross multiply
    15,603,098.80x = 23,404,721.10 × 5,505,719.80
  4. Step 4: Simplify right side
    15,603,098.80x = 128,859,836,373,747.78
  5. Step 5: Solve for x
    x = 128,859,836,373,747.78/15,603,098.80
  6. Step 6: Final answer
    x = 8,258,605.42

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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.