Home / 6,628,730.40-9,942,512.40-1,835,992.80

Finding the Fourth Proportional to 6,628,730.40, 9,942,512.40 and 1,835,992.80

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Solution

The fourth proportional to 6,628,730.40, 9,942,512.40 and 1,835,992.80 is: 2,753,827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628,730.40 : 9,942,512.40 = 1,835,992.80 : x
  2. Step 2: Convert to fraction form
    6,628,730.40/9,942,512.40 = 1,835,992.80/x
  3. Step 3: Cross multiply
    6,628,730.40x = 9,942,512.40 × 1,835,992.80
  4. Step 4: Simplify right side
    6,628,730.40x = 18,254,381,180,310.72
  5. Step 5: Solve for x
    x = 18,254,381,180,310.72/6,628,730.40
  6. Step 6: Final answer
    x = 2,753,827.67

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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.