Home / 17,620,469.80-26,430,704.70-5,654,415.40

Finding the Fourth Proportional to 17,620,469.80, 26,430,704.70 and 5,654,415.40

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Solution

The fourth proportional to 17,620,469.80, 26,430,704.70 and 5,654,415.40 is: 8,481,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620,469.80 : 26,430,704.70 = 5,654,415.40 : x
  2. Step 2: Convert to fraction form
    17,620,469.80/26,430,704.70 = 5,654,415.40/x
  3. Step 3: Cross multiply
    17,620,469.80x = 26,430,704.70 × 5,654,415.40
  4. Step 4: Simplify right side
    17,620,469.80x = 149,450,183,688,532.38
  5. Step 5: Solve for x
    x = 149,450,183,688,532.38/17,620,469.80
  6. Step 6: Final answer
    x = 8,481,623.10

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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.