Home / 20,025,770.35-27,636,106.49-11,325,244.05

Finding the Fourth Proportional to 20,025,770.35, 27,636,106.49 and 11,325,244.05

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Solution

The fourth proportional to 20,025,770.35, 27,636,106.49 and 11,325,244.05 is: 15,629,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025,770.35 : 27,636,106.49 = 11,325,244.05 : x
  2. Step 2: Convert to fraction form
    20,025,770.35/27,636,106.49 = 11,325,244.05/x
  3. Step 3: Cross multiply
    20,025,770.35x = 27,636,106.49 × 11,325,244.05
  4. Step 4: Simplify right side
    20,025,770.35x = 312,985,650,591,038.88
  5. Step 5: Solve for x
    x = 312,985,650,591,038.88/20,025,770.35
  6. Step 6: Final answer
    x = 15,629,144.10

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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.