Home / 5,440,240.80-8,160,361.20-4,494,679.20

Finding the Fourth Proportional to 5,440,240.80, 8,160,361.20 and 4,494,679.20

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Solution

The fourth proportional to 5,440,240.80, 8,160,361.20 and 4,494,679.20 is: 6,742,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,240.80 : 8,160,361.20 = 4,494,679.20 : x
  2. Step 2: Convert to fraction form
    5,440,240.80/8,160,361.20 = 4,494,679.20/x
  3. Step 3: Cross multiply
    5,440,240.80x = 8,160,361.20 × 4,494,679.20
  4. Step 4: Simplify right side
    5,440,240.80x = 36,678,205,750,127.04
  5. Step 5: Solve for x
    x = 36,678,205,750,127.04/5,440,240.80
  6. Step 6: Final answer
    x = 6,742,018.80

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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.