Home / 12,087,829.53-18,125,586.54-5,940,221.13

Finding the Fourth Proportional to 12,087,829.53, 18,125,586.54 and 5,940,221.13

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Solution

The fourth proportional to 12,087,829.53, 18,125,586.54 and 5,940,221.13 is: 8,907,305.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,829.53 : 18,125,586.54 = 5,940,221.13 : x
  2. Step 2: Convert to fraction form
    12,087,829.53/18,125,586.54 = 5,940,221.13/x
  3. Step 3: Cross multiply
    12,087,829.53x = 18,125,586.54 × 5,940,221.13
  4. Step 4: Simplify right side
    12,087,829.53x = 107,669,992,158,551.58
  5. Step 5: Solve for x
    x = 107,669,992,158,551.58/12,087,829.53
  6. Step 6: Final answer
    x = 8,907,305.64

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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.