Home / 21,581,756.44-29,781,937.64-11,792,536.67

Finding the Fourth Proportional to 21,581,756.44, 29,781,937.64 and 11,792,536.67

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Solution

The fourth proportional to 21,581,756.44, 29,781,937.64 and 11,792,536.67 is: 16,273,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581,756.44 : 29,781,937.64 = 11,792,536.67 : x
  2. Step 2: Convert to fraction form
    21,581,756.44/29,781,937.64 = 11,792,536.67/x
  3. Step 3: Cross multiply
    21,581,756.44x = 29,781,937.64 × 11,792,536.67
  4. Step 4: Simplify right side
    21,581,756.44x = 351,204,591,664,390.56
  5. Step 5: Solve for x
    x = 351,204,591,664,390.56/21,581,756.44
  6. Step 6: Final answer
    x = 16,273,216.35

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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.