Home / 13,580,167.12-20,379,224.90-6,393,756.19

Finding the Fourth Proportional to 13,580,167.12, 20,379,224.90 and 6,393,756.19

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Solution

The fourth proportional to 13,580,167.12, 20,379,224.90 and 6,393,756.19 is: 9,594,859.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,167.12 : 20,379,224.90 = 6,393,756.19 : x
  2. Step 2: Convert to fraction form
    13,580,167.12/20,379,224.90 = 6,393,756.19/x
  3. Step 3: Cross multiply
    13,580,167.12x = 20,379,224.90 × 6,393,756.19
  4. Step 4: Simplify right side
    13,580,167.12x = 130,299,795,351,777.12
  5. Step 5: Solve for x
    x = 130,299,795,351,777.12/13,580,167.12
  6. Step 6: Final answer
    x = 9,594,859.49

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1.5x scale

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.