Home / 14,747,097.57-20,353,391.84-8,872,669.31

Finding the Fourth Proportional to 14,747,097.57, 20,353,391.84 and 8,872,669.31

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Solution

The fourth proportional to 14,747,097.57, 20,353,391.84 and 8,872,669.31 is: 12,245,725.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747,097.57 : 20,353,391.84 = 8,872,669.31 : x
  2. Step 2: Convert to fraction form
    14,747,097.57/20,353,391.84 = 8,872,669.31/x
  3. Step 3: Cross multiply
    14,747,097.57x = 20,353,391.84 × 8,872,669.31
  4. Step 4: Simplify right side
    14,747,097.57x = 180,588,914,987,042.12
  5. Step 5: Solve for x
    x = 180,588,914,987,042.12/14,747,097.57
  6. Step 6: Final answer
    x = 12,245,725.92

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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.