Home / 38,488,525.74-57,751,757.18-18,019,631.34

Finding the Fourth Proportional to 38,488,525.74, 57,751,757.18 and 18,019,631.34

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Solution

The fourth proportional to 38,488,525.74, 57,751,757.18 and 18,019,631.34 is: 27,038,327.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,488,525.74 : 57,751,757.18 = 18,019,631.34 : x
  2. Step 2: Convert to fraction form
    38,488,525.74/57,751,757.18 = 18,019,631.34/x
  3. Step 3: Cross multiply
    38,488,525.74x = 57,751,757.18 × 18,019,631.34
  4. Step 4: Simplify right side
    38,488,525.74x = 1,040,665,373,620,798
  5. Step 5: Solve for x
    x = 1,040,665,373,620,798/38,488,525.74
  6. Step 6: Final answer
    x = 27,038,327.75

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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.