Home / 9,482,477.20-13,085,858.44-5,131,563.72

Finding the Fourth Proportional to 9,482,477.20, 13,085,858.44 and 5,131,563.72

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Solution

The fourth proportional to 9,482,477.20, 13,085,858.44 and 5,131,563.72 is: 7,081,579.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,477.20 : 13,085,858.44 = 5,131,563.72 : x
  2. Step 2: Convert to fraction form
    9,482,477.20/13,085,858.44 = 5,131,563.72/x
  3. Step 3: Cross multiply
    9,482,477.20x = 13,085,858.44 × 5,131,563.72
  4. Step 4: Simplify right side
    9,482,477.20x = 67,150,916,415,759.79
  5. Step 5: Solve for x
    x = 67,150,916,415,759.79/9,482,477.20
  6. Step 6: Final answer
    x = 7,081,579.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.