Home / 13,822,804.12-20,738,185.38-4,239,588.76

Finding the Fourth Proportional to 13,822,804.12, 20,738,185.38 and 4,239,588.76

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Solution

The fourth proportional to 13,822,804.12, 20,738,185.38 and 4,239,588.76 is: 6,360,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822,804.12 : 20,738,185.38 = 4,239,588.76 : x
  2. Step 2: Convert to fraction form
    13,822,804.12/20,738,185.38 = 4,239,588.76/x
  3. Step 3: Cross multiply
    13,822,804.12x = 20,738,185.38 × 4,239,588.76
  4. Step 4: Simplify right side
    13,822,804.12x = 87,921,377,639,844.31
  5. Step 5: Solve for x
    x = 87,921,377,639,844.31/13,822,804.12
  6. Step 6: Final answer
    x = 6,360,603.60

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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.