Home / 19,004,272.35-28,504,446.99-12,895,477.44

Finding the Fourth Proportional to 19,004,272.35, 28,504,446.99 and 12,895,477.44

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Solution

The fourth proportional to 19,004,272.35, 28,504,446.99 and 12,895,477.44 is: 19,341,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004,272.35 : 28,504,446.99 = 12,895,477.44 : x
  2. Step 2: Convert to fraction form
    19,004,272.35/28,504,446.99 = 12,895,477.44/x
  3. Step 3: Cross multiply
    19,004,272.35x = 28,504,446.99 × 12,895,477.44
  4. Step 4: Simplify right side
    19,004,272.35x = 367,578,453,099,220.88
  5. Step 5: Solve for x
    x = 367,578,453,099,220.88/19,004,272.35
  6. Step 6: Final answer
    x = 19,341,885.15

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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.