Home / 22,078,022.63-30,467,959.79-12,156,059.25

Finding the Fourth Proportional to 22,078,022.63, 30,467,959.79 and 12,156,059.25

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Solution

The fourth proportional to 22,078,022.63, 30,467,959.79 and 12,156,059.25 is: 16,775,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078,022.63 : 30,467,959.79 = 12,156,059.25 : x
  2. Step 2: Convert to fraction form
    22,078,022.63/30,467,959.79 = 12,156,059.25/x
  3. Step 3: Cross multiply
    22,078,022.63x = 30,467,959.79 × 12,156,059.25
  4. Step 4: Simplify right side
    22,078,022.63x = 370,370,324,373,077.25
  5. Step 5: Solve for x
    x = 370,370,324,373,077.25/22,078,022.63
  6. Step 6: Final answer
    x = 16,775,520.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.