Home / 8,271,503.70-12,407,255.55-2,514,226.20

Finding the Fourth Proportional to 8,271,503.70, 12,407,255.55 and 2,514,226.20

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Solution

The fourth proportional to 8,271,503.70, 12,407,255.55 and 2,514,226.20 is: 3,771,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,503.70 : 12,407,255.55 = 2,514,226.20 : x
  2. Step 2: Convert to fraction form
    8,271,503.70/12,407,255.55 = 2,514,226.20/x
  3. Step 3: Cross multiply
    8,271,503.70x = 12,407,255.55 × 2,514,226.20
  4. Step 4: Simplify right side
    8,271,503.70x = 31,194,646,973,905.41
  5. Step 5: Solve for x
    x = 31,194,646,973,905.41/8,271,503.70
  6. Step 6: Final answer
    x = 3,771,339.30

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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.