Home / 12,058,441.38-16,634,004.93-7,640,083.62

Finding the Fourth Proportional to 12,058,441.38, 16,634,004.93 and 7,640,083.62

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Solution

The fourth proportional to 12,058,441.38, 16,634,004.93 and 7,640,083.62 is: 10,539,105.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058,441.38 : 16,634,004.93 = 7,640,083.62 : x
  2. Step 2: Convert to fraction form
    12,058,441.38/16,634,004.93 = 7,640,083.62/x
  3. Step 3: Cross multiply
    12,058,441.38x = 16,634,004.93 × 7,640,083.62
  4. Step 4: Simplify right side
    12,058,441.38x = 127,085,188,600,692.25
  5. Step 5: Solve for x
    x = 127,085,188,600,692.25/12,058,441.38
  6. Step 6: Final answer
    x = 10,539,105.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.