Home / 8,455,790.00-12,683,727.23-2,990,889.85

Finding the Fourth Proportional to 8,455,790.00, 12,683,727.23 and 2,990,889.85

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Solution

The fourth proportional to 8,455,790.00, 12,683,727.23 and 2,990,889.85 is: 4,486,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,455,790.00 : 12,683,727.23 = 2,990,889.85 : x
  2. Step 2: Convert to fraction form
    8,455,790.00/12,683,727.23 = 2,990,889.85/x
  3. Step 3: Cross multiply
    8,455,790.00x = 12,683,727.23 × 2,990,889.85
  4. Step 4: Simplify right side
    8,455,790.00x = 37,935,630,985,711.85
  5. Step 5: Solve for x
    x = 37,935,630,985,711.85/8,455,790.00
  6. Step 6: Final answer
    x = 4,486,349.71

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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.