Home / 18,323,852.82-27,479,675.90-7,391,218.82

Finding the Fourth Proportional to 18,323,852.82, 27,479,675.90 and 7,391,218.82

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Solution

The fourth proportional to 18,323,852.82, 27,479,675.90 and 7,391,218.82 is: 11,084,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323,852.82 : 27,479,675.90 = 7,391,218.82 : x
  2. Step 2: Convert to fraction form
    18,323,852.82/27,479,675.90 = 7,391,218.82/x
  3. Step 3: Cross multiply
    18,323,852.82x = 27,479,675.90 × 7,391,218.82
  4. Step 4: Simplify right side
    18,323,852.82x = 203,108,297,679,580.44
  5. Step 5: Solve for x
    x = 203,108,297,679,580.44/18,323,852.82
  6. Step 6: Final answer
    x = 11,084,366.35

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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.