Home / 6,178,512.80-9,267,769.20-2,133,656.30

Finding the Fourth Proportional to 6,178,512.80, 9,267,769.20 and 2,133,656.30

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Solution

The fourth proportional to 6,178,512.80, 9,267,769.20 and 2,133,656.30 is: 3,200,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,512.80 : 9,267,769.20 = 2,133,656.30 : x
  2. Step 2: Convert to fraction form
    6,178,512.80/9,267,769.20 = 2,133,656.30/x
  3. Step 3: Cross multiply
    6,178,512.80x = 9,267,769.20 × 2,133,656.30
  4. Step 4: Simplify right side
    6,178,512.80x = 19,774,234,140,525.96
  5. Step 5: Solve for x
    x = 19,774,234,140,525.96/6,178,512.80
  6. Step 6: Final answer
    x = 3,200,484.45

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Double scale
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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.