Home / 18,707,826.09-25,629,293.61-18,008,388.39

Finding the Fourth Proportional to 18,707,826.09, 25,629,293.61 and 18,008,388.39

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Solution

The fourth proportional to 18,707,826.09, 25,629,293.61 and 18,008,388.39 is: 24,671,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,707,826.09 : 25,629,293.61 = 18,008,388.39 : x
  2. Step 2: Convert to fraction form
    18,707,826.09/25,629,293.61 = 18,008,388.39/x
  3. Step 3: Cross multiply
    18,707,826.09x = 25,629,293.61 × 18,008,388.39
  4. Step 4: Simplify right side
    18,707,826.09x = 461,542,273,490,225.19
  5. Step 5: Solve for x
    x = 461,542,273,490,225.19/18,707,826.09
  6. Step 6: Final answer
    x = 24,671,079.97

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.