Home / 39,608,746.54-54,659,255.90-21,964,801.86

Finding the Fourth Proportional to 39,608,746.54, 54,659,255.90 and 21,964,801.86

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Solution

The fourth proportional to 39,608,746.54, 54,659,255.90 and 21,964,801.86 is: 30,310,974.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,608,746.54 : 54,659,255.90 = 21,964,801.86 : x
  2. Step 2: Convert to fraction form
    39,608,746.54/54,659,255.90 = 21,964,801.86/x
  3. Step 3: Cross multiply
    39,608,746.54x = 54,659,255.90 × 21,964,801.86
  4. Step 4: Simplify right side
    39,608,746.54x = 1,200,579,725,548,712
  5. Step 5: Solve for x
    x = 1,200,579,725,548,712/39,608,746.54
  6. Step 6: Final answer
    x = 30,310,974.99

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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.