Home / 19,650,825.83-27,118,250.74-11,395,789.48

Finding the Fourth Proportional to 19,650,825.83, 27,118,250.74 and 11,395,789.48

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Solution

The fourth proportional to 19,650,825.83, 27,118,250.74 and 11,395,789.48 is: 15,726,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,650,825.83 : 27,118,250.74 = 11,395,789.48 : x
  2. Step 2: Convert to fraction form
    19,650,825.83/27,118,250.74 = 11,395,789.48/x
  3. Step 3: Cross multiply
    19,650,825.83x = 27,118,250.74 × 11,395,789.48
  4. Step 4: Simplify right side
    19,650,825.83x = 309,033,876,498,894.19
  5. Step 5: Solve for x
    x = 309,033,876,498,894.19/19,650,825.83
  6. Step 6: Final answer
    x = 15,726,253.91

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1.5x scale

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.