Home / 67,428,796.30-93,051,739.05-36,488,965.58

Finding the Fourth Proportional to 67,428,796.30, 93,051,739.05 and 36,488,965.58

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Solution

The fourth proportional to 67,428,796.30, 93,051,739.05 and 36,488,965.58 is: 50,354,772.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,796.30 : 93,051,739.05 = 36,488,965.58 : x
  2. Step 2: Convert to fraction form
    67,428,796.30/93,051,739.05 = 36,488,965.58/x
  3. Step 3: Cross multiply
    67,428,796.30x = 93,051,739.05 × 36,488,965.58
  4. Step 4: Simplify right side
    67,428,796.30x = 3,395,361,703,354,591.50
  5. Step 5: Solve for x
    x = 3,395,361,703,354,591.50/67,428,796.30
  6. Step 6: Final answer
    x = 50,354,772.59

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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.