Home / 8,190,613.40-12,295,251.30-4,826,715.80

Finding the Fourth Proportional to 8,190,613.40, 12,295,251.30 and 4,826,715.80

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Solution

The fourth proportional to 8,190,613.40, 12,295,251.30 and 4,826,715.80 is: 7,245,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,613.40 : 12,295,251.30 = 4,826,715.80 : x
  2. Step 2: Convert to fraction form
    8,190,613.40/12,295,251.30 = 4,826,715.80/x
  3. Step 3: Cross multiply
    8,190,613.40x = 12,295,251.30 × 4,826,715.80
  4. Step 4: Simplify right side
    8,190,613.40x = 59,345,683,714,680.54
  5. Step 5: Solve for x
    x = 59,345,683,714,680.54/8,190,613.40
  6. Step 6: Final answer
    x = 7,245,572.56

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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.