Home / 10,903,400.30-16,355,100.45-6,651,872.30

Finding the Fourth Proportional to 10,903,400.30, 16,355,100.45 and 6,651,872.30

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Solution

The fourth proportional to 10,903,400.30, 16,355,100.45 and 6,651,872.30 is: 9,977,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903,400.30 : 16,355,100.45 = 6,651,872.30 : x
  2. Step 2: Convert to fraction form
    10,903,400.30/16,355,100.45 = 6,651,872.30/x
  3. Step 3: Cross multiply
    10,903,400.30x = 16,355,100.45 × 6,651,872.30
  4. Step 4: Simplify right side
    10,903,400.30x = 108,792,039,647,072.53
  5. Step 5: Solve for x
    x = 108,792,039,647,072.53/10,903,400.30
  6. Step 6: Final answer
    x = 9,977,808.45

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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.