Home / 11,146,719.60-16,720,079.40-6,667,743.60

Finding the Fourth Proportional to 11,146,719.60, 16,720,079.40 and 6,667,743.60

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Solution

The fourth proportional to 11,146,719.60, 16,720,079.40 and 6,667,743.60 is: 10,001,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146,719.60 : 16,720,079.40 = 6,667,743.60 : x
  2. Step 2: Convert to fraction form
    11,146,719.60/16,720,079.40 = 6,667,743.60/x
  3. Step 3: Cross multiply
    11,146,719.60x = 16,720,079.40 × 6,667,743.60
  4. Step 4: Simplify right side
    11,146,719.60x = 111,485,202,410,841.84
  5. Step 5: Solve for x
    x = 111,485,202,410,841.84/11,146,719.60
  6. Step 6: Final answer
    x = 10,001,615.40

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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.