Home / 23,140,079.25-31,932,617.99-12,685,738.11

Finding the Fourth Proportional to 23,140,079.25, 31,932,617.99 and 12,685,738.11

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Solution

The fourth proportional to 23,140,079.25, 31,932,617.99 and 12,685,738.11 is: 17,505,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,140,079.25 : 31,932,617.99 = 12,685,738.11 : x
  2. Step 2: Convert to fraction form
    23,140,079.25/31,932,617.99 = 12,685,738.11/x
  3. Step 3: Cross multiply
    23,140,079.25x = 31,932,617.99 × 12,685,738.11
  4. Step 4: Simplify right side
    23,140,079.25x = 405,088,828,987,814.56
  5. Step 5: Solve for x
    x = 405,088,828,987,814.56/23,140,079.25
  6. Step 6: Final answer
    x = 17,505,939.57

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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.