Home / 22,388,640.10-33,582,960.15-7,242,571.60

Finding the Fourth Proportional to 22,388,640.10, 33,582,960.15 and 7,242,571.60

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Solution

The fourth proportional to 22,388,640.10, 33,582,960.15 and 7,242,571.60 is: 10,863,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,388,640.10 : 33,582,960.15 = 7,242,571.60 : x
  2. Step 2: Convert to fraction form
    22,388,640.10/33,582,960.15 = 7,242,571.60/x
  3. Step 3: Cross multiply
    22,388,640.10x = 33,582,960.15 × 7,242,571.60
  4. Step 4: Simplify right side
    22,388,640.10x = 243,226,993,426,321.72
  5. Step 5: Solve for x
    x = 243,226,993,426,321.72/22,388,640.10
  6. Step 6: Final answer
    x = 10,863,857.40

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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.