Home / 12,139,757.37-16,752,366.63-6,633,321.24

Finding the Fourth Proportional to 12,139,757.37, 16,752,366.63 and 6,633,321.24

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Solution

The fourth proportional to 12,139,757.37, 16,752,366.63 and 6,633,321.24 is: 9,153,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,139,757.37 : 16,752,366.63 = 6,633,321.24 : x
  2. Step 2: Convert to fraction form
    12,139,757.37/16,752,366.63 = 6,633,321.24/x
  3. Step 3: Cross multiply
    12,139,757.37x = 16,752,366.63 × 6,633,321.24
  4. Step 4: Simplify right side
    12,139,757.37x = 111,123,829,387,046.23
  5. Step 5: Solve for x
    x = 111,123,829,387,046.23/12,139,757.37
  6. Step 6: Final answer
    x = 9,153,710.90

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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.