Home / 26,926,558.74-40,359,919.95-20,515,674.42

Finding the Fourth Proportional to 26,926,558.74, 40,359,919.95 and 20,515,674.42

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Solution

The fourth proportional to 26,926,558.74, 40,359,919.95 and 20,515,674.42 is: 30,750,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926,558.74 : 40,359,919.95 = 20,515,674.42 : x
  2. Step 2: Convert to fraction form
    26,926,558.74/40,359,919.95 = 20,515,674.42/x
  3. Step 3: Cross multiply
    26,926,558.74x = 40,359,919.95 × 20,515,674.42
  4. Step 4: Simplify right side
    26,926,558.74x = 828,010,977,311,462.75
  5. Step 5: Solve for x
    x = 828,010,977,311,462.75/26,926,558.74
  6. Step 6: Final answer
    x = 30,750,716.62

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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.