Home / 66,361,025.64-91,557,234.18-52,378,222.44

Finding the Fourth Proportional to 66,361,025.64, 91,557,234.18 and 52,378,222.44

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Solution

The fourth proportional to 66,361,025.64, 91,557,234.18 and 52,378,222.44 is: 72,265,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,361,025.64 : 91,557,234.18 = 52,378,222.44 : x
  2. Step 2: Convert to fraction form
    66,361,025.64/91,557,234.18 = 52,378,222.44/x
  3. Step 3: Cross multiply
    66,361,025.64x = 91,557,234.18 × 52,378,222.44
  4. Step 4: Simplify right side
    66,361,025.64x = 4,795,605,177,871,211
  5. Step 5: Solve for x
    x = 4,795,605,177,871,211/66,361,025.64
  6. Step 6: Final answer
    x = 72,265,386.67

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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.