Home / 7,013,121.60-10,520,733.60-2,969,601.60

Finding the Fourth Proportional to 7,013,121.60, 10,520,733.60 and 2,969,601.60

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Solution

The fourth proportional to 7,013,121.60, 10,520,733.60 and 2,969,601.60 is: 4,454,847.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013,121.60 : 10,520,733.60 = 2,969,601.60 : x
  2. Step 2: Convert to fraction form
    7,013,121.60/10,520,733.60 = 2,969,601.60/x
  3. Step 3: Cross multiply
    7,013,121.60x = 10,520,733.60 × 2,969,601.60
  4. Step 4: Simplify right side
    7,013,121.60x = 31,242,387,331,733.76
  5. Step 5: Solve for x
    x = 31,242,387,331,733.76/7,013,121.60
  6. Step 6: Final answer
    x = 4,454,847.51

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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.