Home / 12,606,444.54-18,915,571.71-6,213,211.74

Finding the Fourth Proportional to 12,606,444.54, 18,915,571.71 and 6,213,211.74

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Solution

The fourth proportional to 12,606,444.54, 18,915,571.71 and 6,213,211.74 is: 9,322,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606,444.54 : 18,915,571.71 = 6,213,211.74 : x
  2. Step 2: Convert to fraction form
    12,606,444.54/18,915,571.71 = 6,213,211.74/x
  3. Step 3: Cross multiply
    12,606,444.54x = 18,915,571.71 × 6,213,211.74
  4. Step 4: Simplify right side
    12,606,444.54x = 117,526,452,217,383.89
  5. Step 5: Solve for x
    x = 117,526,452,217,383.89/12,606,444.54
  6. Step 6: Final answer
    x = 9,322,727.90

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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.