Home / 9,162,280.93-12,638,137.44-5,628,531.19

Finding the Fourth Proportional to 9,162,280.93, 12,638,137.44 and 5,628,531.19

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Solution

The fourth proportional to 9,162,280.93, 12,638,137.44 and 5,628,531.19 is: 7,763,803.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162,280.93 : 12,638,137.44 = 5,628,531.19 : x
  2. Step 2: Convert to fraction form
    9,162,280.93/12,638,137.44 = 5,628,531.19/x
  3. Step 3: Cross multiply
    9,162,280.93x = 12,638,137.44 × 5,628,531.19
  4. Step 4: Simplify right side
    9,162,280.93x = 71,134,150,764,546.75
  5. Step 5: Solve for x
    x = 71,134,150,764,546.75/9,162,280.93
  6. Step 6: Final answer
    x = 7,763,803.72

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.