Home / 21,763,931.22-30,034,690.20-11,974,403.52

Finding the Fourth Proportional to 21,763,931.22, 30,034,690.20 and 11,974,403.52

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Solution

The fourth proportional to 21,763,931.22, 30,034,690.20 and 11,974,403.52 is: 16,524,932.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763,931.22 : 30,034,690.20 = 11,974,403.52 : x
  2. Step 2: Convert to fraction form
    21,763,931.22/30,034,690.20 = 11,974,403.52/x
  3. Step 3: Cross multiply
    21,763,931.22x = 30,034,690.20 × 11,974,403.52
  4. Step 4: Simplify right side
    21,763,931.22x = 359,647,500,052,989.50
  5. Step 5: Solve for x
    x = 359,647,500,052,989.50/21,763,931.22
  6. Step 6: Final answer
    x = 16,524,932.76

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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.