Home / 77,107,570.92-106,407,817.56-41,825,287.44

Finding the Fourth Proportional to 77,107,570.92, 106,407,817.56 and 41,825,287.44

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Solution

The fourth proportional to 77,107,570.92, 106,407,817.56 and 41,825,287.44 is: 57,718,554.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,107,570.92 : 106,407,817.56 = 41,825,287.44 : x
  2. Step 2: Convert to fraction form
    77,107,570.92/106,407,817.56 = 41,825,287.44/x
  3. Step 3: Cross multiply
    77,107,570.92x = 106,407,817.56 × 41,825,287.44
  4. Step 4: Simplify right side
    77,107,570.92x = 4,450,537,555,310,079.50
  5. Step 5: Solve for x
    x = 4,450,537,555,310,079.50/77,107,570.92
  6. Step 6: Final answer
    x = 57,718,554.77

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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.