Home / 13,770,792.50-20,655,441.23-4,185,423.69

Finding the Fourth Proportional to 13,770,792.50, 20,655,441.23 and 4,185,423.69

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Solution

The fourth proportional to 13,770,792.50, 20,655,441.23 and 4,185,423.69 is: 6,277,908.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770,792.50 : 20,655,441.23 = 4,185,423.69 : x
  2. Step 2: Convert to fraction form
    13,770,792.50/20,655,441.23 = 4,185,423.69/x
  3. Step 3: Cross multiply
    13,770,792.50x = 20,655,441.23 × 4,185,423.69
  4. Step 4: Simplify right side
    13,770,792.50x = 86,451,772,953,059.72
  5. Step 5: Solve for x
    x = 86,451,772,953,059.72/13,770,792.50
  6. Step 6: Final answer
    x = 6,277,908.33

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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.