Home / 6,118,852.80-9,178,279.20-5,740,939.20

Finding the Fourth Proportional to 6,118,852.80, 9,178,279.20 and 5,740,939.20

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Solution

The fourth proportional to 6,118,852.80, 9,178,279.20 and 5,740,939.20 is: 8,611,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118,852.80 : 9,178,279.20 = 5,740,939.20 : x
  2. Step 2: Convert to fraction form
    6,118,852.80/9,178,279.20 = 5,740,939.20/x
  3. Step 3: Cross multiply
    6,118,852.80x = 9,178,279.20 × 5,740,939.20
  4. Step 4: Simplify right side
    6,118,852.80x = 52,691,942,847,824.64
  5. Step 5: Solve for x
    x = 52,691,942,847,824.64/6,118,852.80
  6. Step 6: Final answer
    x = 8,611,408.80

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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.