Home / 12,101,367.38-18,150,540.08-4,905,987.93

Finding the Fourth Proportional to 12,101,367.38, 18,150,540.08 and 4,905,987.93

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Solution

The fourth proportional to 12,101,367.38, 18,150,540.08 and 4,905,987.93 is: 7,358,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,367.38 : 18,150,540.08 = 4,905,987.93 : x
  2. Step 2: Convert to fraction form
    12,101,367.38/18,150,540.08 = 4,905,987.93/x
  3. Step 3: Cross multiply
    12,101,367.38x = 18,150,540.08 × 4,905,987.93
  4. Step 4: Simplify right side
    12,101,367.38x = 89,046,330,530,931.28
  5. Step 5: Solve for x
    x = 89,046,330,530,931.28/12,101,367.38
  6. Step 6: Final answer
    x = 7,358,369.33

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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.