Home / 8,285,794.29-12,428,692.34-2,528,558.10

Finding the Fourth Proportional to 8,285,794.29, 12,428,692.34 and 2,528,558.10

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Solution

The fourth proportional to 8,285,794.29, 12,428,692.34 and 2,528,558.10 is: 3,792,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285,794.29 : 12,428,692.34 = 2,528,558.10 : x
  2. Step 2: Convert to fraction form
    8,285,794.29/12,428,692.34 = 2,528,558.10/x
  3. Step 3: Cross multiply
    8,285,794.29x = 12,428,692.34 × 2,528,558.10
  4. Step 4: Simplify right side
    8,285,794.29x = 31,426,670,676,072.17
  5. Step 5: Solve for x
    x = 31,426,670,676,072.17/8,285,794.29
  6. Step 6: Final answer
    x = 3,792,837.42

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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.