Home / 8,018,732.20-11,055,145.08-6,370,348.72

Finding the Fourth Proportional to 8,018,732.20, 11,055,145.08 and 6,370,348.72

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Solution

The fourth proportional to 8,018,732.20, 11,055,145.08 and 6,370,348.72 is: 8,782,576.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018,732.20 : 11,055,145.08 = 6,370,348.72 : x
  2. Step 2: Convert to fraction form
    8,018,732.20/11,055,145.08 = 6,370,348.72/x
  3. Step 3: Cross multiply
    8,018,732.20x = 11,055,145.08 × 6,370,348.72
  4. Step 4: Simplify right side
    8,018,732.20x = 70,425,129,309,792.30
  5. Step 5: Solve for x
    x = 70,425,129,309,792.30/8,018,732.20
  6. Step 6: Final answer
    x = 8,782,576.54

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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.