Home / 43,254,906.74-64,874,091.31-12,962,769.74

Finding the Fourth Proportional to 43,254,906.74, 64,874,091.31 and 12,962,769.74

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Solution

The fourth proportional to 43,254,906.74, 64,874,091.31 and 12,962,769.74 is: 19,441,676.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,254,906.74 : 64,874,091.31 = 12,962,769.74 : x
  2. Step 2: Convert to fraction form
    43,254,906.74/64,874,091.31 = 12,962,769.74/x
  3. Step 3: Cross multiply
    43,254,906.74x = 64,874,091.31 × 12,962,769.74
  4. Step 4: Simplify right side
    43,254,906.74x = 840,947,907,743,265
  5. Step 5: Solve for x
    x = 840,947,907,743,265/43,254,906.74
  6. Step 6: Final answer
    x = 19,441,676.59

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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.