Home / 19,422,419.40-29,108,745.90-17,282,464.20

Finding the Fourth Proportional to 19,422,419.40, 29,108,745.90 and 17,282,464.20

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Solution

The fourth proportional to 19,422,419.40, 29,108,745.90 and 17,282,464.20 is: 25,901,554.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,419.40 : 29,108,745.90 = 17,282,464.20 : x
  2. Step 2: Convert to fraction form
    19,422,419.40/29,108,745.90 = 17,282,464.20/x
  3. Step 3: Cross multiply
    19,422,419.40x = 29,108,745.90 × 17,282,464.20
  4. Step 4: Simplify right side
    19,422,419.40x = 503,070,858,923,646.75
  5. Step 5: Solve for x
    x = 503,070,858,923,646.75/19,422,419.40
  6. Step 6: Final answer
    x = 25,901,554.72

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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.