Home / 8,942,087.40-13,422,030.30-4,150,861.80

Finding the Fourth Proportional to 8,942,087.40, 13,422,030.30 and 4,150,861.80

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Solution

The fourth proportional to 8,942,087.40, 13,422,030.30 and 4,150,861.80 is: 6,230,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942,087.40 : 13,422,030.30 = 4,150,861.80 : x
  2. Step 2: Convert to fraction form
    8,942,087.40/13,422,030.30 = 4,150,861.80/x
  3. Step 3: Cross multiply
    8,942,087.40x = 13,422,030.30 × 4,150,861.80
  4. Step 4: Simplify right side
    8,942,087.40x = 55,712,992,850,712.54
  5. Step 5: Solve for x
    x = 55,712,992,850,712.54/8,942,087.40
  6. Step 6: Final answer
    x = 6,230,423.65

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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.