Home / 11,171,023.20-16,758,915.60-6,381,007.20

Finding the Fourth Proportional to 11,171,023.20, 16,758,915.60 and 6,381,007.20

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Solution

The fourth proportional to 11,171,023.20, 16,758,915.60 and 6,381,007.20 is: 9,572,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171,023.20 : 16,758,915.60 = 6,381,007.20 : x
  2. Step 2: Convert to fraction form
    11,171,023.20/16,758,915.60 = 6,381,007.20/x
  3. Step 3: Cross multiply
    11,171,023.20x = 16,758,915.60 × 6,381,007.20
  4. Step 4: Simplify right side
    11,171,023.20x = 106,938,761,107,792.33
  5. Step 5: Solve for x
    x = 106,938,761,107,792.33/11,171,023.20
  6. Step 6: Final answer
    x = 9,572,870.74

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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.