Home / 11,248,039.81-16,898,976.15-7,212,434.32

Finding the Fourth Proportional to 11,248,039.81, 16,898,976.15 and 7,212,434.32

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Solution

The fourth proportional to 11,248,039.81, 16,898,976.15 and 7,212,434.32 is: 10,835,910.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248,039.81 : 16,898,976.15 = 7,212,434.32 : x
  2. Step 2: Convert to fraction form
    11,248,039.81/16,898,976.15 = 7,212,434.32/x
  3. Step 3: Cross multiply
    11,248,039.81x = 16,898,976.15 × 7,212,434.32
  4. Step 4: Simplify right side
    11,248,039.81x = 121,882,755,557,121.47
  5. Step 5: Solve for x
    x = 121,882,755,557,121.47/11,248,039.81
  6. Step 6: Final answer
    x = 10,835,910.76

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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.