Home / 6,289,408.80-9,412,340.40-3,766,874.40

Finding the Fourth Proportional to 6,289,408.80, 9,412,340.40 and 3,766,874.40

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Solution

The fourth proportional to 6,289,408.80, 9,412,340.40 and 3,766,874.40 is: 5,637,271.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289,408.80 : 9,412,340.40 = 3,766,874.40 : x
  2. Step 2: Convert to fraction form
    6,289,408.80/9,412,340.40 = 3,766,874.40/x
  3. Step 3: Cross multiply
    6,289,408.80x = 9,412,340.40 × 3,766,874.40
  4. Step 4: Simplify right side
    6,289,408.80x = 35,455,104,096,845.76
  5. Step 5: Solve for x
    x = 35,455,104,096,845.76/6,289,408.80
  6. Step 6: Final answer
    x = 5,637,271.36

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1.5x scale

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.