Home / 5,188,884.15-7,776,575.05-2,111,288.37

Finding the Fourth Proportional to 5,188,884.15, 7,776,575.05 and 2,111,288.37

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Solution

The fourth proportional to 5,188,884.15, 7,776,575.05 and 2,111,288.37 is: 3,164,185.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,884.15 : 7,776,575.05 = 2,111,288.37 : x
  2. Step 2: Convert to fraction form
    5,188,884.15/7,776,575.05 = 2,111,288.37/x
  3. Step 3: Cross multiply
    5,188,884.15x = 7,776,575.05 × 2,111,288.37
  4. Step 4: Simplify right side
    5,188,884.15x = 16,418,592,461,497.17
  5. Step 5: Solve for x
    x = 16,418,592,461,497.17/5,188,884.15
  6. Step 6: Final answer
    x = 3,164,185.59

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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.