Home / 22,154,412.70-33,231,619.05-12,076,716.70

Finding the Fourth Proportional to 22,154,412.70, 33,231,619.05 and 12,076,716.70

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Solution

The fourth proportional to 22,154,412.70, 33,231,619.05 and 12,076,716.70 is: 18,115,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,154,412.70 : 33,231,619.05 = 12,076,716.70 : x
  2. Step 2: Convert to fraction form
    22,154,412.70/33,231,619.05 = 12,076,716.70/x
  3. Step 3: Cross multiply
    22,154,412.70x = 33,231,619.05 × 12,076,716.70
  4. Step 4: Simplify right side
    22,154,412.70x = 401,328,848,749,173.12
  5. Step 5: Solve for x
    x = 401,328,848,749,173.12/22,154,412.70
  6. Step 6: Final answer
    x = 18,115,075.05

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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.