Home / 21,419,406.83-29,559,295.17-11,630,263.61

Finding the Fourth Proportional to 21,419,406.83, 29,559,295.17 and 11,630,263.61

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Solution

The fourth proportional to 21,419,406.83, 29,559,295.17 and 11,630,263.61 is: 16,050,042.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,419,406.83 : 29,559,295.17 = 11,630,263.61 : x
  2. Step 2: Convert to fraction form
    21,419,406.83/29,559,295.17 = 11,630,263.61/x
  3. Step 3: Cross multiply
    21,419,406.83x = 29,559,295.17 × 11,630,263.61
  4. Step 4: Simplify right side
    21,419,406.83x = 343,782,394,805,103.31
  5. Step 5: Solve for x
    x = 343,782,394,805,103.31/21,419,406.83
  6. Step 6: Final answer
    x = 16,050,042.73

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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.