Home / 40,715,889.80-56,188,304.07-22,131,073.67

Finding the Fourth Proportional to 40,715,889.80, 56,188,304.07 and 22,131,073.67

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Solution

The fourth proportional to 40,715,889.80, 56,188,304.07 and 22,131,073.67 is: 30,541,086.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,715,889.80 : 56,188,304.07 = 22,131,073.67 : x
  2. Step 2: Convert to fraction form
    40,715,889.80/56,188,304.07 = 22,131,073.67/x
  3. Step 3: Cross multiply
    40,715,889.80x = 56,188,304.07 × 22,131,073.67
  4. Step 4: Simplify right side
    40,715,889.80x = 1,243,507,496,765,531
  5. Step 5: Solve for x
    x = 1,243,507,496,765,531/40,715,889.80
  6. Step 6: Final answer
    x = 30,541,086.12

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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.