Home / 17,640,128.43-26,460,327.51-4,861,334.34

Finding the Fourth Proportional to 17,640,128.43, 26,460,327.51 and 4,861,334.34

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Solution

The fourth proportional to 17,640,128.43, 26,460,327.51 and 4,861,334.34 is: 7,292,038.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640,128.43 : 26,460,327.51 = 4,861,334.34 : x
  2. Step 2: Convert to fraction form
    17,640,128.43/26,460,327.51 = 4,861,334.34/x
  3. Step 3: Cross multiply
    17,640,128.43x = 26,460,327.51 × 4,861,334.34
  4. Step 4: Simplify right side
    17,640,128.43x = 128,632,498,772,009.70
  5. Step 5: Solve for x
    x = 128,632,498,772,009.70/17,640,128.43
  6. Step 6: Final answer
    x = 7,292,038.68

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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.