Home / 12,462,029.40-18,691,661.70-3,487,488.60

Finding the Fourth Proportional to 12,462,029.40, 18,691,661.70 and 3,487,488.60

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Solution

The fourth proportional to 12,462,029.40, 18,691,661.70 and 3,487,488.60 is: 5,230,846.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,029.40 : 18,691,661.70 = 3,487,488.60 : x
  2. Step 2: Convert to fraction form
    12,462,029.40/18,691,661.70 = 3,487,488.60/x
  3. Step 3: Cross multiply
    12,462,029.40x = 18,691,661.70 × 3,487,488.60
  4. Step 4: Simplify right side
    12,462,029.40x = 65,186,957,093,806.62
  5. Step 5: Solve for x
    x = 65,186,957,093,806.62/12,462,029.40
  6. Step 6: Final answer
    x = 5,230,846.04

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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.