Home / 28,059,933.60-42,091,212.60-8,892,190.80

Finding the Fourth Proportional to 28,059,933.60, 42,091,212.60 and 8,892,190.80

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Solution

The fourth proportional to 28,059,933.60, 42,091,212.60 and 8,892,190.80 is: 13,338,702.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,059,933.60 : 42,091,212.60 = 8,892,190.80 : x
  2. Step 2: Convert to fraction form
    28,059,933.60/42,091,212.60 = 8,892,190.80/x
  3. Step 3: Cross multiply
    28,059,933.60x = 42,091,212.60 × 8,892,190.80
  4. Step 4: Simplify right side
    28,059,933.60x = 374,283,093,442,564.12
  5. Step 5: Solve for x
    x = 374,283,093,442,564.12/28,059,933.60
  6. Step 6: Final answer
    x = 13,338,702.04

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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.