Home / 13,507,729.80-20,261,594.70-4,052,113.80

Finding the Fourth Proportional to 13,507,729.80, 20,261,594.70 and 4,052,113.80

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Solution

The fourth proportional to 13,507,729.80, 20,261,594.70 and 4,052,113.80 is: 6,078,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,507,729.80 : 20,261,594.70 = 4,052,113.80 : x
  2. Step 2: Convert to fraction form
    13,507,729.80/20,261,594.70 = 4,052,113.80/x
  3. Step 3: Cross multiply
    13,507,729.80x = 20,261,594.70 × 4,052,113.80
  4. Step 4: Simplify right side
    13,507,729.80x = 82,102,287,493,876.86
  5. Step 5: Solve for x
    x = 82,102,287,493,876.86/13,507,729.80
  6. Step 6: Final answer
    x = 6,078,170.70

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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.