Home / 13,783,262.94-19,020,180.78-7,587,099.39

Finding the Fourth Proportional to 13,783,262.94, 19,020,180.78 and 7,587,099.39

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Solution

The fourth proportional to 13,783,262.94, 19,020,180.78 and 7,587,099.39 is: 10,469,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,262.94 : 19,020,180.78 = 7,587,099.39 : x
  2. Step 2: Convert to fraction form
    13,783,262.94/19,020,180.78 = 7,587,099.39/x
  3. Step 3: Cross multiply
    13,783,262.94x = 19,020,180.78 × 7,587,099.39
  4. Step 4: Simplify right side
    13,783,262.94x = 144,308,002,096,963.38
  5. Step 5: Solve for x
    x = 144,308,002,096,963.38/13,783,262.94
  6. Step 6: Final answer
    x = 10,469,799.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.