Home / 20,054,960.10-30,033,379.06-18,114,048.63

Finding the Fourth Proportional to 20,054,960.10, 30,033,379.06 and 18,114,048.63

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Solution

The fourth proportional to 20,054,960.10, 30,033,379.06 and 18,114,048.63 is: 27,126,759.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054,960.10 : 30,033,379.06 = 18,114,048.63 : x
  2. Step 2: Convert to fraction form
    20,054,960.10/30,033,379.06 = 18,114,048.63/x
  3. Step 3: Cross multiply
    20,054,960.10x = 30,033,379.06 × 18,114,048.63
  4. Step 4: Simplify right side
    20,054,960.10x = 544,026,088,770,778.56
  5. Step 5: Solve for x
    x = 544,026,088,770,778.56/20,054,960.10
  6. Step 6: Final answer
    x = 27,126,759.97

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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.