Home / 18,036,865.83-27,039,097.73-8,809,617.67

Finding the Fourth Proportional to 18,036,865.83, 27,039,097.73 and 8,809,617.67

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Solution

The fourth proportional to 18,036,865.83, 27,039,097.73 and 8,809,617.67 is: 13,206,513.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036,865.83 : 27,039,097.73 = 8,809,617.67 : x
  2. Step 2: Convert to fraction form
    18,036,865.83/27,039,097.73 = 8,809,617.67/x
  3. Step 3: Cross multiply
    18,036,865.83x = 27,039,097.73 × 8,809,617.67
  4. Step 4: Simplify right side
    18,036,865.83x = 238,204,113,097,491.22
  5. Step 5: Solve for x
    x = 238,204,113,097,491.22/18,036,865.83
  6. Step 6: Final answer
    x = 13,206,513.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.