Home / 13,674,350.18-18,876,413.69-8,520,258.23

Finding the Fourth Proportional to 13,674,350.18, 18,876,413.69 and 8,520,258.23

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Solution

The fourth proportional to 13,674,350.18, 18,876,413.69 and 8,520,258.23 is: 11,761,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,674,350.18 : 18,876,413.69 = 8,520,258.23 : x
  2. Step 2: Convert to fraction form
    13,674,350.18/18,876,413.69 = 8,520,258.23/x
  3. Step 3: Cross multiply
    13,674,350.18x = 18,876,413.69 × 8,520,258.23
  4. Step 4: Simplify right side
    13,674,350.18x = 160,831,919,052,505.88
  5. Step 5: Solve for x
    x = 160,831,919,052,505.88/13,674,350.18
  6. Step 6: Final answer
    x = 11,761,576.74

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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.