Home / 8,514,704.92-12,773,739.90-3,123,405.40

Finding the Fourth Proportional to 8,514,704.92, 12,773,739.90 and 3,123,405.40

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Solution

The fourth proportional to 8,514,704.92, 12,773,739.90 and 3,123,405.40 is: 4,685,725.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,704.92 : 12,773,739.90 = 3,123,405.40 : x
  2. Step 2: Convert to fraction form
    8,514,704.92/12,773,739.90 = 3,123,405.40/x
  3. Step 3: Cross multiply
    8,514,704.92x = 12,773,739.90 × 3,123,405.40
  4. Step 4: Simplify right side
    8,514,704.92x = 39,897,568,181,855.46
  5. Step 5: Solve for x
    x = 39,897,568,181,855.46/8,514,704.92
  6. Step 6: Final answer
    x = 4,685,725.29

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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.