Home / 5,555,108.07-8,330,932.44-1,960,032.74

Finding the Fourth Proportional to 5,555,108.07, 8,330,932.44 and 1,960,032.74

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Solution

The fourth proportional to 5,555,108.07, 8,330,932.44 and 1,960,032.74 is: 2,939,438.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,108.07 : 8,330,932.44 = 1,960,032.74 : x
  2. Step 2: Convert to fraction form
    5,555,108.07/8,330,932.44 = 1,960,032.74/x
  3. Step 3: Cross multiply
    5,555,108.07x = 8,330,932.44 × 1,960,032.74
  4. Step 4: Simplify right side
    5,555,108.07x = 16,328,900,295,473.43
  5. Step 5: Solve for x
    x = 16,328,900,295,473.43/5,555,108.07
  6. Step 6: Final answer
    x = 2,939,438.82

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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.