Home / 11,550,981.51-15,940,480.46-6,394,429.17

Finding the Fourth Proportional to 11,550,981.51, 15,940,480.46 and 6,394,429.17

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Solution

The fourth proportional to 11,550,981.51, 15,940,480.46 and 6,394,429.17 is: 8,824,381.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550,981.51 : 15,940,480.46 = 6,394,429.17 : x
  2. Step 2: Convert to fraction form
    11,550,981.51/15,940,480.46 = 6,394,429.17/x
  3. Step 3: Cross multiply
    11,550,981.51x = 15,940,480.46 × 6,394,429.17
  4. Step 4: Simplify right side
    11,550,981.51x = 101,930,273,237,239.02
  5. Step 5: Solve for x
    x = 101,930,273,237,239.02/11,550,981.51
  6. Step 6: Final answer
    x = 8,824,381.99

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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.