Home / 38,325,697.40-57,488,546.10-19,159,412.60

Finding the Fourth Proportional to 38,325,697.40, 57,488,546.10 and 19,159,412.60

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Solution

The fourth proportional to 38,325,697.40, 57,488,546.10 and 19,159,412.60 is: 28,739,118.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325,697.40 : 57,488,546.10 = 19,159,412.60 : x
  2. Step 2: Convert to fraction form
    38,325,697.40/57,488,546.10 = 19,159,412.60/x
  3. Step 3: Cross multiply
    38,325,697.40x = 57,488,546.10 × 19,159,412.60
  4. Step 4: Simplify right side
    38,325,697.40x = 1,101,446,774,504,021
  5. Step 5: Solve for x
    x = 1,101,446,774,504,021/38,325,697.40
  6. Step 6: Final answer
    x = 28,739,118.90

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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.