Home / 37,986,119.35-52,420,891.02-20,582,450.84

Finding the Fourth Proportional to 37,986,119.35, 52,420,891.02 and 20,582,450.84

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Solution

The fourth proportional to 37,986,119.35, 52,420,891.02 and 20,582,450.84 is: 28,403,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986,119.35 : 52,420,891.02 = 20,582,450.84 : x
  2. Step 2: Convert to fraction form
    37,986,119.35/52,420,891.02 = 20,582,450.84/x
  3. Step 3: Cross multiply
    37,986,119.35x = 52,420,891.02 × 20,582,450.84
  4. Step 4: Simplify right side
    37,986,119.35x = 1,078,950,412,408,147.50
  5. Step 5: Solve for x
    x = 1,078,950,412,408,147.50/37,986,119.35
  6. Step 6: Final answer
    x = 28,403,807.26

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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.