Home / 14,383,493.80-21,575,240.70-12,116,012.20

Finding the Fourth Proportional to 14,383,493.80, 21,575,240.70 and 12,116,012.20

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Solution

The fourth proportional to 14,383,493.80, 21,575,240.70 and 12,116,012.20 is: 18,174,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,383,493.80 : 21,575,240.70 = 12,116,012.20 : x
  2. Step 2: Convert to fraction form
    14,383,493.80/21,575,240.70 = 12,116,012.20/x
  3. Step 3: Cross multiply
    14,383,493.80x = 21,575,240.70 × 12,116,012.20
  4. Step 4: Simplify right side
    14,383,493.80x = 261,405,879,539,136.50
  5. Step 5: Solve for x
    x = 261,405,879,539,136.50/14,383,493.80
  6. Step 6: Final answer
    x = 18,174,018.30

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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.