Home / 18,199,863.93-25,115,983.83-10,358,993.46

Finding the Fourth Proportional to 18,199,863.93, 25,115,983.83 and 10,358,993.46

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Solution

The fourth proportional to 18,199,863.93, 25,115,983.83 and 10,358,993.46 is: 14,295,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199,863.93 : 25,115,983.83 = 10,358,993.46 : x
  2. Step 2: Convert to fraction form
    18,199,863.93/25,115,983.83 = 10,358,993.46/x
  3. Step 3: Cross multiply
    18,199,863.93x = 25,115,983.83 × 10,358,993.46
  4. Step 4: Simplify right side
    18,199,863.93x = 260,176,312,236,435.75
  5. Step 5: Solve for x
    x = 260,176,312,236,435.75/18,199,863.93
  6. Step 6: Final answer
    x = 14,295,508.65

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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.