Home / 8,977,489.20-13,466,233.80-6,143,137.20

Finding the Fourth Proportional to 8,977,489.20, 13,466,233.80 and 6,143,137.20

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Solution

The fourth proportional to 8,977,489.20, 13,466,233.80 and 6,143,137.20 is: 9,214,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977,489.20 : 13,466,233.80 = 6,143,137.20 : x
  2. Step 2: Convert to fraction form
    8,977,489.20/13,466,233.80 = 6,143,137.20/x
  3. Step 3: Cross multiply
    8,977,489.20x = 13,466,233.80 × 6,143,137.20
  4. Step 4: Simplify right side
    8,977,489.20x = 82,724,921,800,677.36
  5. Step 5: Solve for x
    x = 82,724,921,800,677.36/8,977,489.20
  6. Step 6: Final answer
    x = 9,214,705.80

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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.