Home / 8,504,376.57-12,762,542.67-7,691,271.84

Finding the Fourth Proportional to 8,504,376.57, 12,762,542.67 and 7,691,271.84

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Solution

The fourth proportional to 8,504,376.57, 12,762,542.67 and 7,691,271.84 is: 11,542,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504,376.57 : 12,762,542.67 = 7,691,271.84 : x
  2. Step 2: Convert to fraction form
    8,504,376.57/12,762,542.67 = 7,691,271.84/x
  3. Step 3: Cross multiply
    8,504,376.57x = 12,762,542.67 × 7,691,271.84
  4. Step 4: Simplify right side
    8,504,376.57x = 98,160,185,044,569.41
  5. Step 5: Solve for x
    x = 98,160,185,044,569.41/8,504,376.57
  6. Step 6: Final answer
    x = 11,542,314.04

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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.