Home / 18,431,175.99-25,435,633.78-10,059,004.20

Finding the Fourth Proportional to 18,431,175.99, 25,435,633.78 and 10,059,004.20

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Solution

The fourth proportional to 18,431,175.99, 25,435,633.78 and 10,059,004.20 is: 13,881,759.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,431,175.99 : 25,435,633.78 = 10,059,004.20 : x
  2. Step 2: Convert to fraction form
    18,431,175.99/25,435,633.78 = 10,059,004.20/x
  3. Step 3: Cross multiply
    18,431,175.99x = 25,435,633.78 × 10,059,004.20
  4. Step 4: Simplify right side
    18,431,175.99x = 255,857,147,130,639.25
  5. Step 5: Solve for x
    x = 255,857,147,130,639.25/18,431,175.99
  6. Step 6: Final answer
    x = 13,881,759.21

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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.