Home / 51,680,147.70-71,296,194.33-30,760,450.23

Finding the Fourth Proportional to 51,680,147.70, 71,296,194.33 and 30,760,450.23

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Solution

The fourth proportional to 51,680,147.70, 71,296,194.33 and 30,760,450.23 is: 42,436,083.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,680,147.70 : 71,296,194.33 = 30,760,450.23 : x
  2. Step 2: Convert to fraction form
    51,680,147.70/71,296,194.33 = 30,760,450.23/x
  3. Step 3: Cross multiply
    51,680,147.70x = 71,296,194.33 × 30,760,450.23
  4. Step 4: Simplify right side
    51,680,147.70x = 2,193,103,037,276,373.25
  5. Step 5: Solve for x
    x = 2,193,103,037,276,373.25/51,680,147.70
  6. Step 6: Final answer
    x = 42,436,083.00

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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.