Home / 15,366,662.06-21,207,202.49-8,751,530.24

Finding the Fourth Proportional to 15,366,662.06, 21,207,202.49 and 8,751,530.24

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Solution

The fourth proportional to 15,366,662.06, 21,207,202.49 and 8,751,530.24 is: 12,077,800.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,366,662.06 : 21,207,202.49 = 8,751,530.24 : x
  2. Step 2: Convert to fraction form
    15,366,662.06/21,207,202.49 = 8,751,530.24/x
  3. Step 3: Cross multiply
    15,366,662.06x = 21,207,202.49 × 8,751,530.24
  4. Step 4: Simplify right side
    15,366,662.06x = 185,595,473,917,238.03
  5. Step 5: Solve for x
    x = 185,595,473,917,238.03/15,366,662.06
  6. Step 6: Final answer
    x = 12,077,800.19

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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.