Finding the Fourth Proportional to 10,768,001.75, 16,155,129.99 and 3,481,305.92
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Solution
The fourth proportional to 10,768,001.75, 16,155,129.99 and 3,481,305.92 is: 5,222,969.96
Step by Step Solution
- Step 1: Write the proportion equation
10,768,001.75 : 16,155,129.99 = 3,481,305.92 : x - Step 2: Convert to fraction form
10,768,001.75/16,155,129.99 = 3,481,305.92/x - Step 3: Cross multiply
10,768,001.75x = 16,155,129.99 × 3,481,305.92 - Step 4: Simplify right side
10,768,001.75x = 56,240,949,672,556.54 - Step 5: Solve for x
x = 56,240,949,672,556.54/10,768,001.75 - Step 6: Final answer
x = 5,222,969.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.