Home / 12,106,694.96-18,162,699.24-3,587,698.16

Finding the Fourth Proportional to 12,106,694.96, 18,162,699.24 and 3,587,698.16

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Solution

The fourth proportional to 12,106,694.96, 18,162,699.24 and 3,587,698.16 is: 5,382,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106,694.96 : 18,162,699.24 = 3,587,698.16 : x
  2. Step 2: Convert to fraction form
    12,106,694.96/18,162,699.24 = 3,587,698.16/x
  3. Step 3: Cross multiply
    12,106,694.96x = 18,162,699.24 × 3,587,698.16
  4. Step 4: Simplify right side
    12,106,694.96x = 65,162,282,643,981.40
  5. Step 5: Solve for x
    x = 65,162,282,643,981.40/12,106,694.96
  6. Step 6: Final answer
    x = 5,382,334.56

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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.