Home / 8,265,089.37-12,397,757.74-3,147,801.89

Finding the Fourth Proportional to 8,265,089.37, 12,397,757.74 and 3,147,801.89

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Solution

The fourth proportional to 8,265,089.37, 12,397,757.74 and 3,147,801.89 is: 4,721,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265,089.37 : 12,397,757.74 = 3,147,801.89 : x
  2. Step 2: Convert to fraction form
    8,265,089.37/12,397,757.74 = 3,147,801.89/x
  3. Step 3: Cross multiply
    8,265,089.37x = 12,397,757.74 × 3,147,801.89
  4. Step 4: Simplify right side
    8,265,089.37x = 39,025,685,175,875.84
  5. Step 5: Solve for x
    x = 39,025,685,175,875.84/8,265,089.37
  6. Step 6: Final answer
    x = 4,721,749.93

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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.