Home / 12,145,184.27-18,220,970.26-4,364,884.38

Finding the Fourth Proportional to 12,145,184.27, 18,220,970.26 and 4,364,884.38

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Solution

The fourth proportional to 12,145,184.27, 18,220,970.26 and 4,364,884.38 is: 6,548,474.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,145,184.27 : 18,220,970.26 = 4,364,884.38 : x
  2. Step 2: Convert to fraction form
    12,145,184.27/18,220,970.26 = 4,364,884.38/x
  3. Step 3: Cross multiply
    12,145,184.27x = 18,220,970.26 × 4,364,884.38
  4. Step 4: Simplify right side
    12,145,184.27x = 79,532,428,476,318.55
  5. Step 5: Solve for x
    x = 79,532,428,476,318.55/12,145,184.27
  6. Step 6: Final answer
    x = 6,548,474.42

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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.