Home / 13,740,152.43-20,610,891.47-4,517,920.74

Finding the Fourth Proportional to 13,740,152.43, 20,610,891.47 and 4,517,920.74

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Solution

The fourth proportional to 13,740,152.43, 20,610,891.47 and 4,517,920.74 is: 6,777,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,740,152.43 : 20,610,891.47 = 4,517,920.74 : x
  2. Step 2: Convert to fraction form
    13,740,152.43/20,610,891.47 = 4,517,920.74/x
  3. Step 3: Cross multiply
    13,740,152.43x = 20,610,891.47 × 4,517,920.74
  4. Step 4: Simplify right side
    13,740,152.43x = 93,118,374,130,787.73
  5. Step 5: Solve for x
    x = 93,118,374,130,787.73/13,740,152.43
  6. Step 6: Final answer
    x = 6,777,099.06

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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.