Home / 7,072,605.64-10,608,982.46-5,661,630.92

Finding the Fourth Proportional to 7,072,605.64, 10,608,982.46 and 5,661,630.92

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Solution

The fourth proportional to 7,072,605.64, 10,608,982.46 and 5,661,630.92 is: 8,492,505.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072,605.64 : 10,608,982.46 = 5,661,630.92 : x
  2. Step 2: Convert to fraction form
    7,072,605.64/10,608,982.46 = 5,661,630.92/x
  3. Step 3: Cross multiply
    7,072,605.64x = 10,608,982.46 × 5,661,630.92
  4. Step 4: Simplify right side
    7,072,605.64x = 60,064,143,125,273.66
  5. Step 5: Solve for x
    x = 60,064,143,125,273.66/7,072,605.64
  6. Step 6: Final answer
    x = 8,492,505.62

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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.