Home / 13,783,614.89-20,675,588.45-4,199,076.45

Finding the Fourth Proportional to 13,783,614.89, 20,675,588.45 and 4,199,076.45

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Solution

The fourth proportional to 13,783,614.89, 20,675,588.45 and 4,199,076.45 is: 6,298,665.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,614.89 : 20,675,588.45 = 4,199,076.45 : x
  2. Step 2: Convert to fraction form
    13,783,614.89/20,675,588.45 = 4,199,076.45/x
  3. Step 3: Cross multiply
    13,783,614.89x = 20,675,588.45 × 4,199,076.45
  4. Step 4: Simplify right side
    13,783,614.89x = 86,818,376,529,291.62
  5. Step 5: Solve for x
    x = 86,818,376,529,291.62/13,783,614.89
  6. Step 6: Final answer
    x = 6,298,665.28

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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.