Home / 8,148,768.30-12,224,792.70-2,391,490.80

Finding the Fourth Proportional to 8,148,768.30, 12,224,792.70 and 2,391,490.80

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Solution

The fourth proportional to 8,148,768.30, 12,224,792.70 and 2,391,490.80 is: 3,587,717.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,768.30 : 12,224,792.70 = 2,391,490.80 : x
  2. Step 2: Convert to fraction form
    8,148,768.30/12,224,792.70 = 2,391,490.80/x
  3. Step 3: Cross multiply
    8,148,768.30x = 12,224,792.70 × 2,391,490.80
  4. Step 4: Simplify right side
    8,148,768.30x = 29,235,479,273,957.16
  5. Step 5: Solve for x
    x = 29,235,479,273,957.16/8,148,768.30
  6. Step 6: Final answer
    x = 3,587,717.58

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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.