Home / 37,183,578.84-51,319,424.07-30,978,786.42

Finding the Fourth Proportional to 37,183,578.84, 51,319,424.07 and 30,978,786.42

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Solution

The fourth proportional to 37,183,578.84, 51,319,424.07 and 30,978,786.42 is: 42,755,795.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183,578.84 : 51,319,424.07 = 30,978,786.42 : x
  2. Step 2: Convert to fraction form
    37,183,578.84/51,319,424.07 = 30,978,786.42/x
  3. Step 3: Cross multiply
    37,183,578.84x = 51,319,424.07 × 30,978,786.42
  4. Step 4: Simplify right side
    37,183,578.84x = 1,589,813,477,461,937.25
  5. Step 5: Solve for x
    x = 1,589,813,477,461,937.25/37,183,578.84
  6. Step 6: Final answer
    x = 42,755,795.09

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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.