Home / 19,551,804.80-29,338,204.80-8,193,401.60

Finding the Fourth Proportional to 19,551,804.80, 29,338,204.80 and 8,193,401.60

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Solution

The fourth proportional to 19,551,804.80, 29,338,204.80 and 8,193,401.60 is: 12,294,501.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551,804.80 : 29,338,204.80 = 8,193,401.60 : x
  2. Step 2: Convert to fraction form
    19,551,804.80/29,338,204.80 = 8,193,401.60/x
  3. Step 3: Cross multiply
    19,551,804.80x = 29,338,204.80 × 8,193,401.60
  4. Step 4: Simplify right side
    19,551,804.80x = 240,379,694,149,447.69
  5. Step 5: Solve for x
    x = 240,379,694,149,447.69/19,551,804.80
  6. Step 6: Final answer
    x = 12,294,501.54

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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.