Home / 13,979,334.37-20,970,213.39-4,266,134.28

Finding the Fourth Proportional to 13,979,334.37, 20,970,213.39 and 4,266,134.28

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Solution

The fourth proportional to 13,979,334.37, 20,970,213.39 and 4,266,134.28 is: 6,399,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,979,334.37 : 20,970,213.39 = 4,266,134.28 : x
  2. Step 2: Convert to fraction form
    13,979,334.37/20,970,213.39 = 4,266,134.28/x
  3. Step 3: Cross multiply
    13,979,334.37x = 20,970,213.39 × 4,266,134.28
  4. Step 4: Simplify right side
    13,979,334.37x = 89,461,746,075,812.28
  5. Step 5: Solve for x
    x = 89,461,746,075,812.28/13,979,334.37
  6. Step 6: Final answer
    x = 6,399,571.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.