Home / 14,640,147.07-20,203,404.82-8,114,197.84

Finding the Fourth Proportional to 14,640,147.07, 20,203,404.82 and 8,114,197.84

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Solution

The fourth proportional to 14,640,147.07, 20,203,404.82 and 8,114,197.84 is: 11,197,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,147.07 : 20,203,404.82 = 8,114,197.84 : x
  2. Step 2: Convert to fraction form
    14,640,147.07/20,203,404.82 = 8,114,197.84/x
  3. Step 3: Cross multiply
    14,640,147.07x = 20,203,404.82 × 8,114,197.84
  4. Step 4: Simplify right side
    14,640,147.07x = 163,934,423,680,295.59
  5. Step 5: Solve for x
    x = 163,934,423,680,295.59/14,640,147.07
  6. Step 6: Final answer
    x = 11,197,594.05

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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.