Home / 13,253,072.40-19,879,608.60-13,029,123.60

Finding the Fourth Proportional to 13,253,072.40, 19,879,608.60 and 13,029,123.60

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Solution

The fourth proportional to 13,253,072.40, 19,879,608.60 and 13,029,123.60 is: 19,543,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,072.40 : 19,879,608.60 = 13,029,123.60 : x
  2. Step 2: Convert to fraction form
    13,253,072.40/19,879,608.60 = 13,029,123.60/x
  3. Step 3: Cross multiply
    13,253,072.40x = 19,879,608.60 × 13,029,123.60
  4. Step 4: Simplify right side
    13,253,072.40x = 259,013,877,569,022.97
  5. Step 5: Solve for x
    x = 259,013,877,569,022.97/13,253,072.40
  6. Step 6: Final answer
    x = 19,543,685.40

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1.5x scale

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.