Home / 28,467,032.72-42,684,180.60-8,766,050

Finding the Fourth Proportional to 28,467,032.72, 42,684,180.60 and 8,766,050

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Solution

The fourth proportional to 28,467,032.72, 42,684,180.60 and 8,766,050 is: 13,144,034.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,467,032.72 : 42,684,180.60 = 8,766,050 : x
  2. Step 2: Convert to fraction form
    28,467,032.72/42,684,180.60 = 8,766,050/x
  3. Step 3: Cross multiply
    28,467,032.72x = 42,684,180.60 × 8,766,050
  4. Step 4: Simplify right side
    28,467,032.72x = 374,171,661,348,630
  5. Step 5: Solve for x
    x = 374,171,661,348,630/28,467,032.72
  6. Step 6: Final answer
    x = 13,144,034.54

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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.