Home / 7,776,010.80-11,664,016.20-2,457,226.80

Finding the Fourth Proportional to 7,776,010.80, 11,664,016.20 and 2,457,226.80

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Solution

The fourth proportional to 7,776,010.80, 11,664,016.20 and 2,457,226.80 is: 3,685,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,010.80 : 11,664,016.20 = 2,457,226.80 : x
  2. Step 2: Convert to fraction form
    7,776,010.80/11,664,016.20 = 2,457,226.80/x
  3. Step 3: Cross multiply
    7,776,010.80x = 11,664,016.20 × 2,457,226.80
  4. Step 4: Simplify right side
    7,776,010.80x = 28,661,133,202,274.16
  5. Step 5: Solve for x
    x = 28,661,133,202,274.16/7,776,010.80
  6. Step 6: Final answer
    x = 3,685,840.20

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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.