Home / 10,936,821.80-16,408,099.90-4,205,455.40

Finding the Fourth Proportional to 10,936,821.80, 16,408,099.90 and 4,205,455.40

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Solution

The fourth proportional to 10,936,821.80, 16,408,099.90 and 4,205,455.40 is: 6,309,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,821.80 : 16,408,099.90 = 4,205,455.40 : x
  2. Step 2: Convert to fraction form
    10,936,821.80/16,408,099.90 = 4,205,455.40/x
  3. Step 3: Cross multiply
    10,936,821.80x = 16,408,099.90 × 4,205,455.40
  4. Step 4: Simplify right side
    10,936,821.80x = 69,003,532,328,194.47
  5. Step 5: Solve for x
    x = 69,003,532,328,194.47/10,936,821.80
  6. Step 6: Final answer
    x = 6,309,285.60

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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.