Home / 12,528,098.60-18,792,147.90-3,552,650.60

Finding the Fourth Proportional to 12,528,098.60, 18,792,147.90 and 3,552,650.60

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Solution

The fourth proportional to 12,528,098.60, 18,792,147.90 and 3,552,650.60 is: 5,328,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,098.60 : 18,792,147.90 = 3,552,650.60 : x
  2. Step 2: Convert to fraction form
    12,528,098.60/18,792,147.90 = 3,552,650.60/x
  3. Step 3: Cross multiply
    12,528,098.60x = 18,792,147.90 × 3,552,650.60
  4. Step 4: Simplify right side
    12,528,098.60x = 66,761,935,512,223.73
  5. Step 5: Solve for x
    x = 66,761,935,512,223.73/12,528,098.60
  6. Step 6: Final answer
    x = 5,328,975.90

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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.