Home / 11,989,161-16,545,435.84-6,556,653

Finding the Fourth Proportional to 11,989,161, 16,545,435.84 and 6,556,653

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Solution

The fourth proportional to 11,989,161, 16,545,435.84 and 6,556,653 is: 9,048,396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,161 : 16,545,435.84 = 6,556,653 : x
  2. Step 2: Convert to fraction form
    11,989,161/16,545,435.84 = 6,556,653/x
  3. Step 3: Cross multiply
    11,989,161x = 16,545,435.84 × 6,556,653
  4. Step 4: Simplify right side
    11,989,161x = 108,482,681,536,643.52
  5. Step 5: Solve for x
    x = 108,482,681,536,643.52/11,989,161
  6. Step 6: Final answer
    x = 9,048,396.43

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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.