Home / 12,763,333-19,145,166.26-4,243,669.47

Finding the Fourth Proportional to 12,763,333, 19,145,166.26 and 4,243,669.47

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Solution

The fourth proportional to 12,763,333, 19,145,166.26 and 4,243,669.47 is: 6,365,559.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763,333 : 19,145,166.26 = 4,243,669.47 : x
  2. Step 2: Convert to fraction form
    12,763,333/19,145,166.26 = 4,243,669.47/x
  3. Step 3: Cross multiply
    12,763,333x = 19,145,166.26 × 4,243,669.47
  4. Step 4: Simplify right side
    12,763,333x = 81,245,757,555,636.08
  5. Step 5: Solve for x
    x = 81,245,757,555,636.08/12,763,333
  6. Step 6: Final answer
    x = 6,365,559.65

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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.