Home / 82,851,734.12-114,336,289.68-45,682,086.32

Finding the Fourth Proportional to 82,851,734.12, 114,336,289.68 and 45,682,086.32

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Solution

The fourth proportional to 82,851,734.12, 114,336,289.68 and 45,682,086.32 is: 63,041,773.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,851,734.12 : 114,336,289.68 = 45,682,086.32 : x
  2. Step 2: Convert to fraction form
    82,851,734.12/114,336,289.68 = 45,682,086.32/x
  3. Step 3: Cross multiply
    82,851,734.12x = 114,336,289.68 × 45,682,086.32
  4. Step 4: Simplify right side
    82,851,734.12x = 5,223,120,254,670,286
  5. Step 5: Solve for x
    x = 5,223,120,254,670,286/82,851,734.12
  6. Step 6: Final answer
    x = 63,041,773.48

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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.