Finding the Fourth Proportional to 6,721,201.18, 10,078,484.01 and 2,933,045.02
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Solution
The fourth proportional to 6,721,201.18, 10,078,484.01 and 2,933,045.02 is: 4,398,119.70
Step by Step Solution
- Step 1: Write the proportion equation
6,721,201.18 : 10,078,484.01 = 2,933,045.02 : x - Step 2: Convert to fraction form
6,721,201.18/10,078,484.01 = 2,933,045.02/x - Step 3: Cross multiply
6,721,201.18x = 10,078,484.01 × 2,933,045.02 - Step 4: Simplify right side
6,721,201.18x = 29,560,647,334,680.13 - Step 5: Solve for x
x = 29,560,647,334,680.13/6,721,201.18 - Step 6: Final answer
x = 4,398,119.70
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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.