Home / 20,579,097.37-30,880,603.55-9,219,546.04

Finding the Fourth Proportional to 20,579,097.37, 30,880,603.55 and 9,219,546.04

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Solution

The fourth proportional to 20,579,097.37, 30,880,603.55 and 9,219,546.04 is: 13,834,676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,579,097.37 : 30,880,603.55 = 9,219,546.04 : x
  2. Step 2: Convert to fraction form
    20,579,097.37/30,880,603.55 = 9,219,546.04/x
  3. Step 3: Cross multiply
    20,579,097.37x = 30,880,603.55 × 9,219,546.04
  4. Step 4: Simplify right side
    20,579,097.37x = 284,705,146,172,212.44
  5. Step 5: Solve for x
    x = 284,705,146,172,212.44/20,579,097.37
  6. Step 6: Final answer
    x = 13,834,676.08

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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.