Home / 5,514,471.80-8,271,707.70-4,239,013.40

Finding the Fourth Proportional to 5,514,471.80, 8,271,707.70 and 4,239,013.40

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Solution

The fourth proportional to 5,514,471.80, 8,271,707.70 and 4,239,013.40 is: 6,358,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514,471.80 : 8,271,707.70 = 4,239,013.40 : x
  2. Step 2: Convert to fraction form
    5,514,471.80/8,271,707.70 = 4,239,013.40/x
  3. Step 3: Cross multiply
    5,514,471.80x = 8,271,707.70 × 4,239,013.40
  4. Step 4: Simplify right side
    5,514,471.80x = 35,063,879,781,183.18
  5. Step 5: Solve for x
    x = 35,063,879,781,183.18/5,514,471.80
  6. Step 6: Final answer
    x = 6,358,520.10

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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.