Home / 21,492,175.50-29,659,075.91-11,702,596.32

Finding the Fourth Proportional to 21,492,175.50, 29,659,075.91 and 11,702,596.32

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Solution

The fourth proportional to 21,492,175.50, 29,659,075.91 and 11,702,596.32 is: 16,149,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492,175.50 : 29,659,075.91 = 11,702,596.32 : x
  2. Step 2: Convert to fraction form
    21,492,175.50/29,659,075.91 = 11,702,596.32/x
  3. Step 3: Cross multiply
    21,492,175.50x = 29,659,075.91 × 11,702,596.32
  4. Step 4: Simplify right side
    21,492,175.50x = 347,088,192,540,453.69
  5. Step 5: Solve for x
    x = 347,088,192,540,453.69/21,492,175.50
  6. Step 6: Final answer
    x = 16,149,514.16

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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.