Home / 10,448,571.90-15,672,857.85-2,772,201.90

Finding the Fourth Proportional to 10,448,571.90, 15,672,857.85 and 2,772,201.90

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Solution

The fourth proportional to 10,448,571.90, 15,672,857.85 and 2,772,201.90 is: 4,158,302.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448,571.90 : 15,672,857.85 = 2,772,201.90 : x
  2. Step 2: Convert to fraction form
    10,448,571.90/15,672,857.85 = 2,772,201.90/x
  3. Step 3: Cross multiply
    10,448,571.90x = 15,672,857.85 × 2,772,201.90
  4. Step 4: Simplify right side
    10,448,571.90x = 43,448,326,310,199.91
  5. Step 5: Solve for x
    x = 43,448,326,310,199.91/10,448,571.90
  6. Step 6: Final answer
    x = 4,158,302.85

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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.