Home / 64,786,075.38-89,405,846.61-38,682,874.26

Finding the Fourth Proportional to 64,786,075.38, 89,405,846.61 and 38,682,874.26

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Solution

The fourth proportional to 64,786,075.38, 89,405,846.61 and 38,682,874.26 is: 53,383,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,786,075.38 : 89,405,846.61 = 38,682,874.26 : x
  2. Step 2: Convert to fraction form
    64,786,075.38/89,405,846.61 = 38,682,874.26/x
  3. Step 3: Cross multiply
    64,786,075.38x = 89,405,846.61 × 38,682,874.26
  4. Step 4: Simplify right side
    64,786,075.38x = 3,458,475,122,523,477
  5. Step 5: Solve for x
    x = 3,458,475,122,523,477/64,786,075.38
  6. Step 6: Final answer
    x = 53,383,000.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.