Home / 13,576,153.61-20,364,232.44-3,991,615.31

Finding the Fourth Proportional to 13,576,153.61, 20,364,232.44 and 3,991,615.31

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Solution

The fourth proportional to 13,576,153.61, 20,364,232.44 and 3,991,615.31 is: 5,987,423.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,153.61 : 20,364,232.44 = 3,991,615.31 : x
  2. Step 2: Convert to fraction form
    13,576,153.61/20,364,232.44 = 3,991,615.31/x
  3. Step 3: Cross multiply
    13,576,153.61x = 20,364,232.44 × 3,991,615.31
  4. Step 4: Simplify right side
    13,576,153.61x = 81,286,181,983,902.66
  5. Step 5: Solve for x
    x = 81,286,181,983,902.66/13,576,153.61
  6. Step 6: Final answer
    x = 5,987,423.56

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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.