Home / 15,058,662.48-20,783,971.44-8,945,910

Finding the Fourth Proportional to 15,058,662.48, 20,783,971.44 and 8,945,910

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Solution

The fourth proportional to 15,058,662.48, 20,783,971.44 and 8,945,910 is: 12,347,148.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,058,662.48 : 20,783,971.44 = 8,945,910 : x
  2. Step 2: Convert to fraction form
    15,058,662.48/20,783,971.44 = 8,945,910/x
  3. Step 3: Cross multiply
    15,058,662.48x = 20,783,971.44 × 8,945,910
  4. Step 4: Simplify right side
    15,058,662.48x = 185,931,537,944,810.41
  5. Step 5: Solve for x
    x = 185,931,537,944,810.41/15,058,662.48
  6. Step 6: Final answer
    x = 12,347,148.24

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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.