Home / 22,621,887.55-31,217,285.58-12,832,121.56

Finding the Fourth Proportional to 22,621,887.55, 31,217,285.58 and 12,832,121.56

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Solution

The fourth proportional to 22,621,887.55, 31,217,285.58 and 12,832,121.56 is: 17,707,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,621,887.55 : 31,217,285.58 = 12,832,121.56 : x
  2. Step 2: Convert to fraction form
    22,621,887.55/31,217,285.58 = 12,832,121.56/x
  3. Step 3: Cross multiply
    22,621,887.55x = 31,217,285.58 × 12,832,121.56
  4. Step 4: Simplify right side
    22,621,887.55x = 400,584,003,335,795.12
  5. Step 5: Solve for x
    x = 400,584,003,335,795.12/22,621,887.55
  6. Step 6: Final answer
    x = 17,707,806.32

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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.