Home / 30,119,932-45,343,782.88-27,441,469.36

Finding the Fourth Proportional to 30,119,932, 45,343,782.88 and 27,441,469.36

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Solution

The fourth proportional to 30,119,932, 45,343,782.88 and 27,441,469.36 is: 41,311,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,119,932 : 45,343,782.88 = 27,441,469.36 : x
  2. Step 2: Convert to fraction form
    30,119,932/45,343,782.88 = 27,441,469.36/x
  3. Step 3: Cross multiply
    30,119,932x = 45,343,782.88 × 27,441,469.36
  4. Step 4: Simplify right side
    30,119,932x = 1,244,300,028,568,012.50
  5. Step 5: Solve for x
    x = 1,244,300,028,568,012.50/30,119,932
  6. Step 6: Final answer
    x = 41,311,515.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.