Home / 13,860,577.46-20,792,292-5,231,945.96

Finding the Fourth Proportional to 13,860,577.46, 20,792,292 and 5,231,945.96

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Solution

The fourth proportional to 13,860,577.46, 20,792,292 and 5,231,945.96 is: 7,848,457.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,577.46 : 20,792,292 = 5,231,945.96 : x
  2. Step 2: Convert to fraction form
    13,860,577.46/20,792,292 = 5,231,945.96/x
  3. Step 3: Cross multiply
    13,860,577.46x = 20,792,292 × 5,231,945.96
  4. Step 4: Simplify right side
    13,860,577.46x = 108,784,148,128,540.31
  5. Step 5: Solve for x
    x = 108,784,148,128,540.31/13,860,577.46
  6. Step 6: Final answer
    x = 7,848,457.14

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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.