Home / 81,692,684.37-112,733,042.09-44,522,199.09

Finding the Fourth Proportional to 81,692,684.37, 112,733,042.09 and 44,522,199.09

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Solution

The fourth proportional to 81,692,684.37, 112,733,042.09 and 44,522,199.09 is: 61,439,074.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,692,684.37 : 112,733,042.09 = 44,522,199.09 : x
  2. Step 2: Convert to fraction form
    81,692,684.37/112,733,042.09 = 44,522,199.09/x
  3. Step 3: Cross multiply
    81,692,684.37x = 112,733,042.09 × 44,522,199.09
  4. Step 4: Simplify right side
    81,692,684.37x = 5,019,122,943,729,719
  5. Step 5: Solve for x
    x = 5,019,122,943,729,719/81,692,684.37
  6. Step 6: Final answer
    x = 61,439,074.78

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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.