Home / 11,940,097.95-17,874,450.18-7,314,512.76

Finding the Fourth Proportional to 11,940,097.95, 17,874,450.18 and 7,314,512.76

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Solution

The fourth proportional to 11,940,097.95, 17,874,450.18 and 7,314,512.76 is: 10,949,901.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940,097.95 : 17,874,450.18 = 7,314,512.76 : x
  2. Step 2: Convert to fraction form
    11,940,097.95/17,874,450.18 = 7,314,512.76/x
  3. Step 3: Cross multiply
    11,940,097.95x = 17,874,450.18 × 7,314,512.76
  4. Step 4: Simplify right side
    11,940,097.95x = 130,742,893,919,594.30
  5. Step 5: Solve for x
    x = 130,742,893,919,594.30/11,940,097.95
  6. Step 6: Final answer
    x = 10,949,901.29

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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.