Home / 13,505,814.18-18,598,722.77-11,738,920.48

Finding the Fourth Proportional to 13,505,814.18, 18,598,722.77 and 11,738,920.48

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Solution

The fourth proportional to 13,505,814.18, 18,598,722.77 and 11,738,920.48 is: 16,165,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,505,814.18 : 18,598,722.77 = 11,738,920.48 : x
  2. Step 2: Convert to fraction form
    13,505,814.18/18,598,722.77 = 11,738,920.48/x
  3. Step 3: Cross multiply
    13,505,814.18x = 18,598,722.77 × 11,738,920.48
  4. Step 4: Simplify right side
    13,505,814.18x = 218,328,927,626,595.34
  5. Step 5: Solve for x
    x = 218,328,927,626,595.34/13,505,814.18
  6. Step 6: Final answer
    x = 16,165,550.98

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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.