Home / 33,196,367.40-45,811,187.19-18,512,961.72

Finding the Fourth Proportional to 33,196,367.40, 45,811,187.19 and 18,512,961.72

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Solution

The fourth proportional to 33,196,367.40, 45,811,187.19 and 18,512,961.72 is: 25,547,998.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,196,367.40 : 45,811,187.19 = 18,512,961.72 : x
  2. Step 2: Convert to fraction form
    33,196,367.40/45,811,187.19 = 18,512,961.72/x
  3. Step 3: Cross multiply
    33,196,367.40x = 45,811,187.19 × 18,512,961.72
  4. Step 4: Simplify right side
    33,196,367.40x = 848,100,754,796,224.25
  5. Step 5: Solve for x
    x = 848,100,754,796,224.25/33,196,367.40
  6. Step 6: Final answer
    x = 25,547,998.81

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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.