Home / 16,391,147.60-24,586,721.40-7,888,091.60

Finding the Fourth Proportional to 16,391,147.60, 24,586,721.40 and 7,888,091.60

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Solution

The fourth proportional to 16,391,147.60, 24,586,721.40 and 7,888,091.60 is: 11,832,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391,147.60 : 24,586,721.40 = 7,888,091.60 : x
  2. Step 2: Convert to fraction form
    16,391,147.60/24,586,721.40 = 7,888,091.60/x
  3. Step 3: Cross multiply
    16,391,147.60x = 24,586,721.40 × 7,888,091.60
  4. Step 4: Simplify right side
    16,391,147.60x = 193,942,310,546,880.22
  5. Step 5: Solve for x
    x = 193,942,310,546,880.22/16,391,147.60
  6. Step 6: Final answer
    x = 11,832,137.40

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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.