Home / 14,663,198.75-20,235,678.26-8,468,133.39

Finding the Fourth Proportional to 14,663,198.75, 20,235,678.26 and 8,468,133.39

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Solution

The fourth proportional to 14,663,198.75, 20,235,678.26 and 8,468,133.39 is: 11,686,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663,198.75 : 20,235,678.26 = 8,468,133.39 : x
  2. Step 2: Convert to fraction form
    14,663,198.75/20,235,678.26 = 8,468,133.39/x
  3. Step 3: Cross multiply
    14,663,198.75x = 20,235,678.26 × 8,468,133.39
  4. Step 4: Simplify right side
    14,663,198.75x = 171,358,422,700,462.44
  5. Step 5: Solve for x
    x = 171,358,422,700,462.44/14,663,198.75
  6. Step 6: Final answer
    x = 11,686,292.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.