Home / 18,005,436.47-27,008,223.96-4,358,560.52

Finding the Fourth Proportional to 18,005,436.47, 27,008,223.96 and 4,358,560.52

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Solution

The fourth proportional to 18,005,436.47, 27,008,223.96 and 4,358,560.52 is: 6,537,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005,436.47 : 27,008,223.96 = 4,358,560.52 : x
  2. Step 2: Convert to fraction form
    18,005,436.47/27,008,223.96 = 4,358,560.52/x
  3. Step 3: Cross multiply
    18,005,436.47x = 27,008,223.96 × 4,358,560.52
  4. Step 4: Simplify right side
    18,005,436.47x = 117,716,978,633,613.78
  5. Step 5: Solve for x
    x = 117,716,978,633,613.78/18,005,436.47
  6. Step 6: Final answer
    x = 6,537,857.54

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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.