Home / 11,469,683.94-15,820,105.37-7,548,190.64

Finding the Fourth Proportional to 11,469,683.94, 15,820,105.37 and 7,548,190.64

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Solution

The fourth proportional to 11,469,683.94, 15,820,105.37 and 7,548,190.64 is: 10,411,199.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,469,683.94 : 15,820,105.37 = 7,548,190.64 : x
  2. Step 2: Convert to fraction form
    11,469,683.94/15,820,105.37 = 7,548,190.64/x
  3. Step 3: Cross multiply
    11,469,683.94x = 15,820,105.37 × 7,548,190.64
  4. Step 4: Simplify right side
    11,469,683.94x = 119,413,171,336,068.48
  5. Step 5: Solve for x
    x = 119,413,171,336,068.48/11,469,683.94
  6. Step 6: Final answer
    x = 10,411,199.82

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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.