Home / 13,446,564.80-20,169,847.20-3,349,185.80

Finding the Fourth Proportional to 13,446,564.80, 20,169,847.20 and 3,349,185.80

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Solution

The fourth proportional to 13,446,564.80, 20,169,847.20 and 3,349,185.80 is: 5,023,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446,564.80 : 20,169,847.20 = 3,349,185.80 : x
  2. Step 2: Convert to fraction form
    13,446,564.80/20,169,847.20 = 3,349,185.80/x
  3. Step 3: Cross multiply
    13,446,564.80x = 20,169,847.20 × 3,349,185.80
  4. Step 4: Simplify right side
    13,446,564.80x = 67,552,565,830,409.75
  5. Step 5: Solve for x
    x = 67,552,565,830,409.75/13,446,564.80
  6. Step 6: Final answer
    x = 5,023,778.70

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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.