Home / 20,040,138.60-30,036,588.30-14,985,544.20

Finding the Fourth Proportional to 20,040,138.60, 30,036,588.30 and 14,985,544.20

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Solution

The fourth proportional to 20,040,138.60, 30,036,588.30 and 14,985,544.20 is: 22,460,654.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,040,138.60 : 30,036,588.30 = 14,985,544.20 : x
  2. Step 2: Convert to fraction form
    20,040,138.60/30,036,588.30 = 14,985,544.20/x
  3. Step 3: Cross multiply
    20,040,138.60x = 30,036,588.30 × 14,985,544.20
  4. Step 4: Simplify right side
    20,040,138.60x = 450,114,621,586,852.88
  5. Step 5: Solve for x
    x = 450,114,621,586,852.88/20,040,138.60
  6. Step 6: Final answer
    x = 22,460,654.12

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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.