Home / 7,372,425.42-11,058,628.62-1,981,075.95

Finding the Fourth Proportional to 7,372,425.42, 11,058,628.62 and 1,981,075.95

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Solution

The fourth proportional to 7,372,425.42, 11,058,628.62 and 1,981,075.95 is: 2,971,611.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372,425.42 : 11,058,628.62 = 1,981,075.95 : x
  2. Step 2: Convert to fraction form
    7,372,425.42/11,058,628.62 = 1,981,075.95/x
  3. Step 3: Cross multiply
    7,372,425.42x = 11,058,628.62 × 1,981,075.95
  4. Step 4: Simplify right side
    7,372,425.42x = 21,907,983,199,063.69
  5. Step 5: Solve for x
    x = 21,907,983,199,063.69/7,372,425.42
  6. Step 6: Final answer
    x = 2,971,611.37

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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.