Home / 8,174,787.56-12,262,119.81-2,109,003.62

Finding the Fourth Proportional to 8,174,787.56, 12,262,119.81 and 2,109,003.62

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Solution

The fourth proportional to 8,174,787.56, 12,262,119.81 and 2,109,003.62 is: 3,163,489.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174,787.56 : 12,262,119.81 = 2,109,003.62 : x
  2. Step 2: Convert to fraction form
    8,174,787.56/12,262,119.81 = 2,109,003.62/x
  3. Step 3: Cross multiply
    8,174,787.56x = 12,262,119.81 × 2,109,003.62
  4. Step 4: Simplify right side
    8,174,787.56x = 25,860,855,068,163.71
  5. Step 5: Solve for x
    x = 25,860,855,068,163.71/8,174,787.56
  6. Step 6: Final answer
    x = 3,163,489.56

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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.