Home / 11,072,009.80-16,608,014.70-10,079,986.60

Finding the Fourth Proportional to 11,072,009.80, 16,608,014.70 and 10,079,986.60

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Solution

The fourth proportional to 11,072,009.80, 16,608,014.70 and 10,079,986.60 is: 15,119,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,009.80 : 16,608,014.70 = 10,079,986.60 : x
  2. Step 2: Convert to fraction form
    11,072,009.80/16,608,014.70 = 10,079,986.60/x
  3. Step 3: Cross multiply
    11,072,009.80x = 16,608,014.70 × 10,079,986.60
  4. Step 4: Simplify right side
    11,072,009.80x = 167,408,565,628,603
  5. Step 5: Solve for x
    x = 167,408,565,628,603/11,072,009.80
  6. Step 6: Final answer
    x = 15,119,979.90

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Similar ratio
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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.