Home / 8,147,812.05-12,219,822.05-3,032,650.94

Finding the Fourth Proportional to 8,147,812.05, 12,219,822.05 and 3,032,650.94

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Solution

The fourth proportional to 8,147,812.05, 12,219,822.05 and 3,032,650.94 is: 4,548,270.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147,812.05 : 12,219,822.05 = 3,032,650.94 : x
  2. Step 2: Convert to fraction form
    8,147,812.05/12,219,822.05 = 3,032,650.94/x
  3. Step 3: Cross multiply
    8,147,812.05x = 12,219,822.05 × 3,032,650.94
  4. Step 4: Simplify right side
    8,147,812.05x = 37,058,454,750,302.86
  5. Step 5: Solve for x
    x = 37,058,454,750,302.86/8,147,812.05
  6. Step 6: Final answer
    x = 4,548,270.69

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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.