Home / 28,481,925.60-42,722,296.92-6,916,640.04

Finding the Fourth Proportional to 28,481,925.60, 42,722,296.92 and 6,916,640.04

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Solution

The fourth proportional to 28,481,925.60, 42,722,296.92 and 6,916,640.04 is: 10,374,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,481,925.60 : 42,722,296.92 = 6,916,640.04 : x
  2. Step 2: Convert to fraction form
    28,481,925.60/42,722,296.92 = 6,916,640.04/x
  3. Step 3: Cross multiply
    28,481,925.60x = 42,722,296.92 × 6,916,640.04
  4. Step 4: Simplify right side
    28,481,925.60x = 295,494,749,477,640.69
  5. Step 5: Solve for x
    x = 295,494,749,477,640.69/28,481,925.60
  6. Step 6: Final answer
    x = 10,374,816.42

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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.