Home / 13,464,930.29-20,227,289.01-8,351,139.26

Finding the Fourth Proportional to 13,464,930.29, 20,227,289.01 and 8,351,139.26

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Solution

The fourth proportional to 13,464,930.29, 20,227,289.01 and 8,351,139.26 is: 12,545,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,930.29 : 20,227,289.01 = 8,351,139.26 : x
  2. Step 2: Convert to fraction form
    13,464,930.29/20,227,289.01 = 8,351,139.26/x
  3. Step 3: Cross multiply
    13,464,930.29x = 20,227,289.01 × 8,351,139.26
  4. Step 4: Simplify right side
    13,464,930.29x = 168,920,907,374,777.53
  5. Step 5: Solve for x
    x = 168,920,907,374,777.53/13,464,930.29
  6. Step 6: Final answer
    x = 12,545,249.31

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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.