Home / 7,783,200.70-10,740,002.22-4,519,379.21

Finding the Fourth Proportional to 7,783,200.70, 10,740,002.22 and 4,519,379.21

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Solution

The fourth proportional to 7,783,200.70, 10,740,002.22 and 4,519,379.21 is: 6,236,270.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783,200.70 : 10,740,002.22 = 4,519,379.21 : x
  2. Step 2: Convert to fraction form
    7,783,200.70/10,740,002.22 = 4,519,379.21/x
  3. Step 3: Cross multiply
    7,783,200.70x = 10,740,002.22 × 4,519,379.21
  4. Step 4: Simplify right side
    7,783,200.70x = 48,538,142,694,721.84
  5. Step 5: Solve for x
    x = 48,538,142,694,721.84/7,783,200.70
  6. Step 6: Final answer
    x = 6,236,270.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.