Home / 6,288,268.47-8,677,237.86-3,638,657.94

Finding the Fourth Proportional to 6,288,268.47, 8,677,237.86 and 3,638,657.94

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Solution

The fourth proportional to 6,288,268.47, 8,677,237.86 and 3,638,657.94 is: 5,021,016.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,268.47 : 8,677,237.86 = 3,638,657.94 : x
  2. Step 2: Convert to fraction form
    6,288,268.47/8,677,237.86 = 3,638,657.94/x
  3. Step 3: Cross multiply
    6,288,268.47x = 8,677,237.86 × 3,638,657.94
  4. Step 4: Simplify right side
    6,288,268.47x = 31,573,500,436,557.61
  5. Step 5: Solve for x
    x = 31,573,500,436,557.61/6,288,268.47
  6. Step 6: Final answer
    x = 5,021,016.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.