Home / 16,820,934.09-23,212,885.46-9,085,976.49

Finding the Fourth Proportional to 16,820,934.09, 23,212,885.46 and 9,085,976.49

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Solution

The fourth proportional to 16,820,934.09, 23,212,885.46 and 9,085,976.49 is: 12,538,645.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820,934.09 : 23,212,885.46 = 9,085,976.49 : x
  2. Step 2: Convert to fraction form
    16,820,934.09/23,212,885.46 = 9,085,976.49/x
  3. Step 3: Cross multiply
    16,820,934.09x = 23,212,885.46 × 9,085,976.49
  4. Step 4: Simplify right side
    16,820,934.09x = 210,911,731,509,192.94
  5. Step 5: Solve for x
    x = 210,911,731,509,192.94/16,820,934.09
  6. Step 6: Final answer
    x = 12,538,645.62

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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.