Home / 38,256,413.70-57,384,620.55-36,768,378.90

Finding the Fourth Proportional to 38,256,413.70, 57,384,620.55 and 36,768,378.90

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Solution

The fourth proportional to 38,256,413.70, 57,384,620.55 and 36,768,378.90 is: 55,152,568.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,256,413.70 : 57,384,620.55 = 36,768,378.90 : x
  2. Step 2: Convert to fraction form
    38,256,413.70/57,384,620.55 = 36,768,378.90/x
  3. Step 3: Cross multiply
    38,256,413.70x = 57,384,620.55 × 36,768,378.90
  4. Step 4: Simplify right side
    38,256,413.70x = 2,109,939,471,415,126.25
  5. Step 5: Solve for x
    x = 2,109,939,471,415,126.25/38,256,413.70
  6. Step 6: Final answer
    x = 55,152,568.35

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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.