Home / 38,801,224.24-58,240,128.30-20,605,367.32

Finding the Fourth Proportional to 38,801,224.24, 58,240,128.30 and 20,605,367.32

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Solution

The fourth proportional to 38,801,224.24, 58,240,128.30 and 20,605,367.32 is: 30,928,385.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,801,224.24 : 58,240,128.30 = 20,605,367.32 : x
  2. Step 2: Convert to fraction form
    38,801,224.24/58,240,128.30 = 20,605,367.32/x
  3. Step 3: Cross multiply
    38,801,224.24x = 58,240,128.30 × 20,605,367.32
  4. Step 4: Simplify right side
    38,801,224.24x = 1,200,059,236,385,427
  5. Step 5: Solve for x
    x = 1,200,059,236,385,427/38,801,224.24
  6. Step 6: Final answer
    x = 30,928,385.89

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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.