Home / 18,190,772.32-25,100,883.44-10,849,467.06

Finding the Fourth Proportional to 18,190,772.32, 25,100,883.44 and 10,849,467.06

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Solution

The fourth proportional to 18,190,772.32, 25,100,883.44 and 10,849,467.06 is: 14,970,843.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,772.32 : 25,100,883.44 = 10,849,467.06 : x
  2. Step 2: Convert to fraction form
    18,190,772.32/25,100,883.44 = 10,849,467.06/x
  3. Step 3: Cross multiply
    18,190,772.32x = 25,100,883.44 × 10,849,467.06
  4. Step 4: Simplify right side
    18,190,772.32x = 272,331,208,059,179.50
  5. Step 5: Solve for x
    x = 272,331,208,059,179.50/18,190,772.32
  6. Step 6: Final answer
    x = 14,970,843.64

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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.