Home / 18,159,735.78-25,059,179.61-10,213,468.02

Finding the Fourth Proportional to 18,159,735.78, 25,059,179.61 and 10,213,468.02

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Solution

The fourth proportional to 18,159,735.78, 25,059,179.61 and 10,213,468.02 is: 14,093,879.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,159,735.78 : 25,059,179.61 = 10,213,468.02 : x
  2. Step 2: Convert to fraction form
    18,159,735.78/25,059,179.61 = 10,213,468.02/x
  3. Step 3: Cross multiply
    18,159,735.78x = 25,059,179.61 × 10,213,468.02
  4. Step 4: Simplify right side
    18,159,735.78x = 255,941,129,554,171.06
  5. Step 5: Solve for x
    x = 255,941,129,554,171.06/18,159,735.78
  6. Step 6: Final answer
    x = 14,093,879.59

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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.