Home / 21,998,815.20-33,000,142.68-9,045,753.84

Finding the Fourth Proportional to 21,998,815.20, 33,000,142.68 and 9,045,753.84

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Solution

The fourth proportional to 21,998,815.20, 33,000,142.68 and 9,045,753.84 is: 13,569,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,998,815.20 : 33,000,142.68 = 9,045,753.84 : x
  2. Step 2: Convert to fraction form
    21,998,815.20/33,000,142.68 = 9,045,753.84/x
  3. Step 3: Cross multiply
    21,998,815.20x = 33,000,142.68 × 9,045,753.84
  4. Step 4: Simplify right side
    21,998,815.20x = 298,511,167,368,157.88
  5. Step 5: Solve for x
    x = 298,511,167,368,157.88/21,998,815.20
  6. Step 6: Final answer
    x = 13,569,420.20

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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.