Home / 29,015,880.35-40,041,914.63-15,962,859.14

Finding the Fourth Proportional to 29,015,880.35, 40,041,914.63 and 15,962,859.14

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Solution

The fourth proportional to 29,015,880.35, 40,041,914.63 and 15,962,859.14 is: 22,028,745.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015,880.35 : 40,041,914.63 = 15,962,859.14 : x
  2. Step 2: Convert to fraction form
    29,015,880.35/40,041,914.63 = 15,962,859.14/x
  3. Step 3: Cross multiply
    29,015,880.35x = 40,041,914.63 × 15,962,859.14
  4. Step 4: Simplify right side
    29,015,880.35x = 639,183,442,654,571.38
  5. Step 5: Solve for x
    x = 639,183,442,654,571.38/29,015,880.35
  6. Step 6: Final answer
    x = 22,028,745.47

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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.