Home / 57,548,007.12-79,415,310.42-31,441,963.08

Finding the Fourth Proportional to 57,548,007.12, 79,415,310.42 and 31,441,963.08

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Solution

The fourth proportional to 57,548,007.12, 79,415,310.42 and 31,441,963.08 is: 43,389,395.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,548,007.12 : 79,415,310.42 = 31,441,963.08 : x
  2. Step 2: Convert to fraction form
    57,548,007.12/79,415,310.42 = 31,441,963.08/x
  3. Step 3: Cross multiply
    57,548,007.12x = 79,415,310.42 × 31,441,963.08
  4. Step 4: Simplify right side
    57,548,007.12x = 2,496,973,258,212,379
  5. Step 5: Solve for x
    x = 2,496,973,258,212,379/57,548,007.12
  6. Step 6: Final answer
    x = 43,389,395.80

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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.