Home / 14,990,516.35-20,686,978.58-8,114,998.41

Finding the Fourth Proportional to 14,990,516.35, 20,686,978.58 and 8,114,998.41

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Solution

The fourth proportional to 14,990,516.35, 20,686,978.58 and 8,114,998.41 is: 11,198,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990,516.35 : 20,686,978.58 = 8,114,998.41 : x
  2. Step 2: Convert to fraction form
    14,990,516.35/20,686,978.58 = 8,114,998.41/x
  3. Step 3: Cross multiply
    14,990,516.35x = 20,686,978.58 × 8,114,998.41
  4. Step 4: Simplify right side
    14,990,516.35x = 167,874,798,284,404.03
  5. Step 5: Solve for x
    x = 167,874,798,284,404.03/14,990,516.35
  6. Step 6: Final answer
    x = 11,198,733.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.