Home / 13,698,455.85-20,548,642.57-5,501,096.82

Finding the Fourth Proportional to 13,698,455.85, 20,548,642.57 and 5,501,096.82

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Solution

The fourth proportional to 13,698,455.85, 20,548,642.57 and 5,501,096.82 is: 8,252,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698,455.85 : 20,548,642.57 = 5,501,096.82 : x
  2. Step 2: Convert to fraction form
    13,698,455.85/20,548,642.57 = 5,501,096.82/x
  3. Step 3: Cross multiply
    13,698,455.85x = 20,548,642.57 × 5,501,096.82
  4. Step 4: Simplify right side
    13,698,455.85x = 113,040,072,283,390.89
  5. Step 5: Solve for x
    x = 113,040,072,283,390.89/13,698,455.85
  6. Step 6: Final answer
    x = 8,252,030.27

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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.