Home / 8,586,066.40-12,879,099.60-6,066,642.40

Finding the Fourth Proportional to 8,586,066.40, 12,879,099.60 and 6,066,642.40

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Solution

The fourth proportional to 8,586,066.40, 12,879,099.60 and 6,066,642.40 is: 9,099,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586,066.40 : 12,879,099.60 = 6,066,642.40 : x
  2. Step 2: Convert to fraction form
    8,586,066.40/12,879,099.60 = 6,066,642.40/x
  3. Step 3: Cross multiply
    8,586,066.40x = 12,879,099.60 × 6,066,642.40
  4. Step 4: Simplify right side
    8,586,066.40x = 78,132,891,707,183.05
  5. Step 5: Solve for x
    x = 78,132,891,707,183.05/8,586,066.40
  6. Step 6: Final answer
    x = 9,099,963.60

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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.