Home / 12,879,441.81-19,319,824.49-3,294,903.51

Finding the Fourth Proportional to 12,879,441.81, 19,319,824.49 and 3,294,903.51

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Solution

The fourth proportional to 12,879,441.81, 19,319,824.49 and 3,294,903.51 is: 4,942,524.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,879,441.81 : 19,319,824.49 = 3,294,903.51 : x
  2. Step 2: Convert to fraction form
    12,879,441.81/19,319,824.49 = 3,294,903.51/x
  3. Step 3: Cross multiply
    12,879,441.81x = 19,319,824.49 × 3,294,903.51
  4. Step 4: Simplify right side
    12,879,441.81x = 63,656,957,508,210.44
  5. Step 5: Solve for x
    x = 63,656,957,508,210.44/12,879,441.81
  6. Step 6: Final answer
    x = 4,942,524.56

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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.