Home / 56,134,413.10-84,201,619.65-31,863,961.90

Finding the Fourth Proportional to 56,134,413.10, 84,201,619.65 and 31,863,961.90

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Solution

The fourth proportional to 56,134,413.10, 84,201,619.65 and 31,863,961.90 is: 47,795,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,134,413.10 : 84,201,619.65 = 31,863,961.90 : x
  2. Step 2: Convert to fraction form
    56,134,413.10/84,201,619.65 = 31,863,961.90/x
  3. Step 3: Cross multiply
    56,134,413.10x = 84,201,619.65 × 31,863,961.90
  4. Step 4: Simplify right side
    56,134,413.10x = 2,682,997,200,445,891.50
  5. Step 5: Solve for x
    x = 2,682,997,200,445,891.50/56,134,413.10
  6. Step 6: Final answer
    x = 47,795,942.85

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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.