Home / 8,292,029.70-12,438,044.55-7,620,183.30

Finding the Fourth Proportional to 8,292,029.70, 12,438,044.55 and 7,620,183.30

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Solution

The fourth proportional to 8,292,029.70, 12,438,044.55 and 7,620,183.30 is: 11,430,274.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292,029.70 : 12,438,044.55 = 7,620,183.30 : x
  2. Step 2: Convert to fraction form
    8,292,029.70/12,438,044.55 = 7,620,183.30/x
  3. Step 3: Cross multiply
    8,292,029.70x = 12,438,044.55 × 7,620,183.30
  4. Step 4: Simplify right side
    8,292,029.70x = 94,780,179,364,566.02
  5. Step 5: Solve for x
    x = 94,780,179,364,566.02/8,292,029.70
  6. Step 6: Final answer
    x = 11,430,274.95

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Similar ratio
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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.