Home / 8,278,376.74-12,417,568.51-3,724,105.94

Finding the Fourth Proportional to 8,278,376.74, 12,417,568.51 and 3,724,105.94

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Solution

The fourth proportional to 8,278,376.74, 12,417,568.51 and 3,724,105.94 is: 5,586,160.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278,376.74 : 12,417,568.51 = 3,724,105.94 : x
  2. Step 2: Convert to fraction form
    8,278,376.74/12,417,568.51 = 3,724,105.94/x
  3. Step 3: Cross multiply
    8,278,376.74x = 12,417,568.51 × 3,724,105.94
  4. Step 4: Simplify right side
    8,278,376.74x = 46,244,340,648,447.95
  5. Step 5: Solve for x
    x = 46,244,340,648,447.95/8,278,376.74
  6. Step 6: Final answer
    x = 5,586,160.44

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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.