Home / 37,986,119.22-52,420,890.85-20,582,450.72

Finding the Fourth Proportional to 37,986,119.22, 52,420,890.85 and 20,582,450.72

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Solution

The fourth proportional to 37,986,119.22, 52,420,890.85 and 20,582,450.72 is: 28,403,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986,119.22 : 52,420,890.85 = 20,582,450.72 : x
  2. Step 2: Convert to fraction form
    37,986,119.22/52,420,890.85 = 20,582,450.72/x
  3. Step 3: Cross multiply
    37,986,119.22x = 52,420,890.85 × 20,582,450.72
  4. Step 4: Simplify right side
    37,986,119.22x = 1,078,950,402,305,063.25
  5. Step 5: Solve for x
    x = 1,078,950,402,305,063.25/37,986,119.22
  6. Step 6: Final answer
    x = 28,403,807.09

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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.