Home / 7,029,012.20-10,522,523.10-4,187,661.80

Finding the Fourth Proportional to 7,029,012.20, 10,522,523.10 and 4,187,661.80

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Solution

The fourth proportional to 7,029,012.20, 10,522,523.10 and 4,187,661.80 is: 6,268,984.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,012.20 : 10,522,523.10 = 4,187,661.80 : x
  2. Step 2: Convert to fraction form
    7,029,012.20/10,522,523.10 = 4,187,661.80/x
  3. Step 3: Cross multiply
    7,029,012.20x = 10,522,523.10 × 4,187,661.80
  4. Step 4: Simplify right side
    7,029,012.20x = 44,064,768,025,487.58
  5. Step 5: Solve for x
    x = 44,064,768,025,487.58/7,029,012.20
  6. Step 6: Final answer
    x = 6,268,984.43

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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.