Home / 13,576,152.61-20,364,230.94-3,991,614.31

Finding the Fourth Proportional to 13,576,152.61, 20,364,230.94 and 3,991,614.31

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Solution

The fourth proportional to 13,576,152.61, 20,364,230.94 and 3,991,614.31 is: 5,987,422.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,152.61 : 20,364,230.94 = 3,991,614.31 : x
  2. Step 2: Convert to fraction form
    13,576,152.61/20,364,230.94 = 3,991,614.31/x
  3. Step 3: Cross multiply
    13,576,152.61x = 20,364,230.94 × 3,991,614.31
  4. Step 4: Simplify right side
    13,576,152.61x = 81,286,155,632,248.77
  5. Step 5: Solve for x
    x = 81,286,155,632,248.77/13,576,152.61
  6. Step 6: Final answer
    x = 5,987,422.06

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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.