Home / 38,844,827.78-53,605,865.48-21,441,177.50

Finding the Fourth Proportional to 38,844,827.78, 53,605,865.48 and 21,441,177.50

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Solution

The fourth proportional to 38,844,827.78, 53,605,865.48 and 21,441,177.50 is: 29,588,826.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,844,827.78 : 53,605,865.48 = 21,441,177.50 : x
  2. Step 2: Convert to fraction form
    38,844,827.78/53,605,865.48 = 21,441,177.50/x
  3. Step 3: Cross multiply
    38,844,827.78x = 53,605,865.48 × 21,441,177.50
  4. Step 4: Simplify right side
    38,844,827.78x = 1,149,372,876,422,567.50
  5. Step 5: Solve for x
    x = 1,149,372,876,422,567.50/38,844,827.78
  6. Step 6: Final answer
    x = 29,588,826.68

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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.