Home / 11,212,198.80-16,807,800.60-8,782,004.40

Finding the Fourth Proportional to 11,212,198.80, 16,807,800.60 and 8,782,004.40

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Solution

The fourth proportional to 11,212,198.80, 16,807,800.60 and 8,782,004.40 is: 13,164,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212,198.80 : 16,807,800.60 = 8,782,004.40 : x
  2. Step 2: Convert to fraction form
    11,212,198.80/16,807,800.60 = 8,782,004.40/x
  3. Step 3: Cross multiply
    11,212,198.80x = 16,807,800.60 × 8,782,004.40
  4. Step 4: Simplify right side
    11,212,198.80x = 147,606,178,823,522.66
  5. Step 5: Solve for x
    x = 147,606,178,823,522.66/11,212,198.80
  6. Step 6: Final answer
    x = 13,164,784.31

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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.