Home / 10,809,661.84-14,917,667.97-5,915,090.23

Finding the Fourth Proportional to 10,809,661.84, 14,917,667.97 and 5,915,090.23

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Solution

The fourth proportional to 10,809,661.84, 14,917,667.97 and 5,915,090.23 is: 8,163,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809,661.84 : 14,917,667.97 = 5,915,090.23 : x
  2. Step 2: Convert to fraction form
    10,809,661.84/14,917,667.97 = 5,915,090.23/x
  3. Step 3: Cross multiply
    10,809,661.84x = 14,917,667.97 × 5,915,090.23
  4. Step 4: Simplify right side
    10,809,661.84x = 88,239,352,063,730.94
  5. Step 5: Solve for x
    x = 88,239,352,063,730.94/10,809,661.84
  6. Step 6: Final answer
    x = 8,163,007.63

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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.