Home / 55,907,449.37-83,752,076.21-43,553,567.78

Finding the Fourth Proportional to 55,907,449.37, 83,752,076.21 and 43,553,567.78

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Solution

The fourth proportional to 55,907,449.37, 83,752,076.21 and 43,553,567.78 is: 65,245,361.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,907,449.37 : 83,752,076.21 = 43,553,567.78 : x
  2. Step 2: Convert to fraction form
    55,907,449.37/83,752,076.21 = 43,553,567.78/x
  3. Step 3: Cross multiply
    55,907,449.37x = 83,752,076.21 × 43,553,567.78
  4. Step 4: Simplify right side
    55,907,449.37x = 3,647,701,727,291,432
  5. Step 5: Solve for x
    x = 3,647,701,727,291,432/55,907,449.37
  6. Step 6: Final answer
    x = 65,245,361.19

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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.