Home / 13,396,806.37-20,076,592.72-6,994,287.33

Finding the Fourth Proportional to 13,396,806.37, 20,076,592.72 and 6,994,287.33

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Solution

The fourth proportional to 13,396,806.37, 20,076,592.72 and 6,994,287.33 is: 10,481,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396,806.37 : 20,076,592.72 = 6,994,287.33 : x
  2. Step 2: Convert to fraction form
    13,396,806.37/20,076,592.72 = 6,994,287.33/x
  3. Step 3: Cross multiply
    13,396,806.37x = 20,076,592.72 × 6,994,287.33
  4. Step 4: Simplify right side
    13,396,806.37x = 140,421,458,091,066.23
  5. Step 5: Solve for x
    x = 140,421,458,091,066.23/13,396,806.37
  6. Step 6: Final answer
    x = 10,481,711.40

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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.