Home / 38,019,970.52-57,007,180.91-12,101,076.26

Finding the Fourth Proportional to 38,019,970.52, 57,007,180.91 and 12,101,076.26

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Solution

The fourth proportional to 38,019,970.52, 57,007,180.91 and 12,101,076.26 is: 18,144,365.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,019,970.52 : 57,007,180.91 = 12,101,076.26 : x
  2. Step 2: Convert to fraction form
    38,019,970.52/57,007,180.91 = 12,101,076.26/x
  3. Step 3: Cross multiply
    38,019,970.52x = 57,007,180.91 × 12,101,076.26
  4. Step 4: Simplify right side
    38,019,970.52x = 689,848,243,274,490.25
  5. Step 5: Solve for x
    x = 689,848,243,274,490.25/38,019,970.52
  6. Step 6: Final answer
    x = 18,144,365.55

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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.