Home / 36,669,726.69-50,601,260.73-21,200,808.39

Finding the Fourth Proportional to 36,669,726.69, 50,601,260.73 and 21,200,808.39

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Solution

The fourth proportional to 36,669,726.69, 50,601,260.73 and 21,200,808.39 is: 29,255,403.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,669,726.69 : 50,601,260.73 = 21,200,808.39 : x
  2. Step 2: Convert to fraction form
    36,669,726.69/50,601,260.73 = 21,200,808.39/x
  3. Step 3: Cross multiply
    36,669,726.69x = 50,601,260.73 × 21,200,808.39
  4. Step 4: Simplify right side
    36,669,726.69x = 1,072,787,633,029,161.50
  5. Step 5: Solve for x
    x = 1,072,787,633,029,161.50/36,669,726.69
  6. Step 6: Final answer
    x = 29,255,403.02

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1.5x scale

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.