Home / 8,255,842.20-12,373,265.70-7,353,048.60

Finding the Fourth Proportional to 8,255,842.20, 12,373,265.70 and 7,353,048.60

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Solution

The fourth proportional to 8,255,842.20, 12,373,265.70 and 7,353,048.60 is: 11,020,223.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255,842.20 : 12,373,265.70 = 7,353,048.60 : x
  2. Step 2: Convert to fraction form
    8,255,842.20/12,373,265.70 = 7,353,048.60/x
  3. Step 3: Cross multiply
    8,255,842.20x = 12,373,265.70 × 7,353,048.60
  4. Step 4: Simplify right side
    8,255,842.20x = 90,981,224,032,813.02
  5. Step 5: Solve for x
    x = 90,981,224,032,813.02/8,255,842.20
  6. Step 6: Final answer
    x = 11,020,223.23

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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.