Home / 12,879,536.94-19,319,108.58-3,294,834.48

Finding the Fourth Proportional to 12,879,536.94, 19,319,108.58 and 3,294,834.48

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Solution

The fourth proportional to 12,879,536.94, 19,319,108.58 and 3,294,834.48 is: 4,942,201.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,879,536.94 : 19,319,108.58 = 3,294,834.48 : x
  2. Step 2: Convert to fraction form
    12,879,536.94/19,319,108.58 = 3,294,834.48/x
  3. Step 3: Cross multiply
    12,879,536.94x = 19,319,108.58 × 3,294,834.48
  4. Step 4: Simplify right side
    12,879,536.94x = 63,653,265,072,247.84
  5. Step 5: Solve for x
    x = 63,653,265,072,247.84/12,879,536.94
  6. Step 6: Final answer
    x = 4,942,201.37

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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.