Home / 18,162,404.80-27,230,047.80-10,972,423.60

Finding the Fourth Proportional to 18,162,404.80, 27,230,047.80 and 10,972,423.60

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Solution

The fourth proportional to 18,162,404.80, 27,230,047.80 and 10,972,423.60 is: 16,450,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162,404.80 : 27,230,047.80 = 10,972,423.60 : x
  2. Step 2: Convert to fraction form
    18,162,404.80/27,230,047.80 = 10,972,423.60/x
  3. Step 3: Cross multiply
    18,162,404.80x = 27,230,047.80 × 10,972,423.60
  4. Step 4: Simplify right side
    18,162,404.80x = 298,779,619,109,848.06
  5. Step 5: Solve for x
    x = 298,779,619,109,848.06/18,162,404.80
  6. Step 6: Final answer
    x = 16,450,443.78

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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.