Home / 11,647,656.36-16,073,059.68-6,420,435.93

Finding the Fourth Proportional to 11,647,656.36, 16,073,059.68 and 6,420,435.93

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Solution

The fourth proportional to 11,647,656.36, 16,073,059.68 and 6,420,435.93 is: 8,859,812.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,647,656.36 : 16,073,059.68 = 6,420,435.93 : x
  2. Step 2: Convert to fraction form
    11,647,656.36/16,073,059.68 = 6,420,435.93/x
  3. Step 3: Cross multiply
    11,647,656.36x = 16,073,059.68 × 6,420,435.93
  4. Step 4: Simplify right side
    11,647,656.36x = 103,196,049,874,506.30
  5. Step 5: Solve for x
    x = 103,196,049,874,506.30/11,647,656.36
  6. Step 6: Final answer
    x = 8,859,812.37

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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.