Home / 15,366,661.94-21,207,202.31-8,751,530.12

Finding the Fourth Proportional to 15,366,661.94, 21,207,202.31 and 8,751,530.12

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Solution

The fourth proportional to 15,366,661.94, 21,207,202.31 and 8,751,530.12 is: 12,077,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,366,661.94 : 21,207,202.31 = 8,751,530.12 : x
  2. Step 2: Convert to fraction form
    15,366,661.94/21,207,202.31 = 8,751,530.12/x
  3. Step 3: Cross multiply
    15,366,661.94x = 21,207,202.31 × 8,751,530.12
  4. Step 4: Simplify right side
    15,366,661.94x = 185,595,469,756,698.78
  5. Step 5: Solve for x
    x = 185,595,469,756,698.78/15,366,661.94
  6. Step 6: Final answer
    x = 12,077,800.01

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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.