Home / 8,517,633.40-12,776,450.10-6,116,404.60

Finding the Fourth Proportional to 8,517,633.40, 12,776,450.10 and 6,116,404.60

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Solution

The fourth proportional to 8,517,633.40, 12,776,450.10 and 6,116,404.60 is: 9,174,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517,633.40 : 12,776,450.10 = 6,116,404.60 : x
  2. Step 2: Convert to fraction form
    8,517,633.40/12,776,450.10 = 6,116,404.60/x
  3. Step 3: Cross multiply
    8,517,633.40x = 12,776,450.10 × 6,116,404.60
  4. Step 4: Simplify right side
    8,517,633.40x = 78,145,938,163,310.45
  5. Step 5: Solve for x
    x = 78,145,938,163,310.45/8,517,633.40
  6. Step 6: Final answer
    x = 9,174,606.90

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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.