Home / 29,112,052.20-43,668,078.30-18,341,514.60

Finding the Fourth Proportional to 29,112,052.20, 43,668,078.30 and 18,341,514.60

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Solution

The fourth proportional to 29,112,052.20, 43,668,078.30 and 18,341,514.60 is: 27,512,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112,052.20 : 43,668,078.30 = 18,341,514.60 : x
  2. Step 2: Convert to fraction form
    29,112,052.20/43,668,078.30 = 18,341,514.60/x
  3. Step 3: Cross multiply
    29,112,052.20x = 43,668,078.30 × 18,341,514.60
  4. Step 4: Simplify right side
    29,112,052.20x = 800,938,695,693,393.25
  5. Step 5: Solve for x
    x = 800,938,695,693,393.25/29,112,052.20
  6. Step 6: Final answer
    x = 27,512,271.90

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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.