Finding the Fourth Proportional to 6,394,237.68, 8,823,943.62 and 3,493,566.12
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Solution
The fourth proportional to 6,394,237.68, 8,823,943.62 and 3,493,566.12 is: 4,821,064.22
Step by Step Solution
- Step 1: Write the proportion equation
6,394,237.68 : 8,823,943.62 = 3,493,566.12 : x - Step 2: Convert to fraction form
6,394,237.68/8,823,943.62 = 3,493,566.12/x - Step 3: Cross multiply
6,394,237.68x = 8,823,943.62 × 3,493,566.12 - Step 4: Simplify right side
6,394,237.68x = 30,827,030,475,622.15 - Step 5: Solve for x
x = 30,827,030,475,622.15/6,394,237.68 - Step 6: Final answer
x = 4,821,064.22
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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.