Home / 20,332,044.63-28,058,255.42-11,165,268.15

Finding the Fourth Proportional to 20,332,044.63, 28,058,255.42 and 11,165,268.15

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Solution

The fourth proportional to 20,332,044.63, 28,058,255.42 and 11,165,268.15 is: 15,408,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,332,044.63 : 28,058,255.42 = 11,165,268.15 : x
  2. Step 2: Convert to fraction form
    20,332,044.63/28,058,255.42 = 11,165,268.15/x
  3. Step 3: Cross multiply
    20,332,044.63x = 28,058,255.42 × 11,165,268.15
  4. Step 4: Simplify right side
    20,332,044.63x = 313,277,945,529,664.56
  5. Step 5: Solve for x
    x = 313,277,945,529,664.56/20,332,044.63
  6. Step 6: Final answer
    x = 15,408,088.62

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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.