Finding the Fourth Proportional to 6,749,438.00, 9,314,218.40 and 3,809,873.84
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Solution
The fourth proportional to 6,749,438.00, 9,314,218.40 and 3,809,873.84 is: 5,257,622.48
Step by Step Solution
- Step 1: Write the proportion equation
6,749,438.00 : 9,314,218.40 = 3,809,873.84 : x - Step 2: Convert to fraction form
6,749,438.00/9,314,218.40 = 3,809,873.84/x - Step 3: Cross multiply
6,749,438.00x = 9,314,218.40 × 3,809,873.84 - Step 4: Simplify right side
6,749,438.00x = 35,485,996,956,586.20 - Step 5: Solve for x
x = 35,485,996,956,586.20/6,749,438.00 - Step 6: Final answer
x = 5,257,622.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.