Home / 29,109,512.80-40,171,407.87-16,057,321.84

Finding the Fourth Proportional to 29,109,512.80, 40,171,407.87 and 16,057,321.84

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Solution

The fourth proportional to 29,109,512.80, 40,171,407.87 and 16,057,321.84 is: 22,159,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109,512.80 : 40,171,407.87 = 16,057,321.84 : x
  2. Step 2: Convert to fraction form
    29,109,512.80/40,171,407.87 = 16,057,321.84/x
  3. Step 3: Cross multiply
    29,109,512.80x = 40,171,407.87 × 16,057,321.84
  4. Step 4: Simplify right side
    29,109,512.80x = 645,045,224,934,498.88
  5. Step 5: Solve for x
    x = 645,045,224,934,498.88/29,109,512.80
  6. Step 6: Final answer
    x = 22,159,258.71

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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.