Finding the Fourth Proportional to 8,306,364.23, 11,462,761.14 and 4,635,242.18
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Solution
The fourth proportional to 8,306,364.23, 11,462,761.14 and 4,635,242.18 is: 6,396,622.21
Step by Step Solution
- Step 1: Write the proportion equation
8,306,364.23 : 11,462,761.14 = 4,635,242.18 : x - Step 2: Convert to fraction form
8,306,364.23/11,462,761.14 = 4,635,242.18/x - Step 3: Cross multiply
8,306,364.23x = 11,462,761.14 × 4,635,242.18 - Step 4: Simplify right side
8,306,364.23x = 53,132,673,935,392.88 - Step 5: Solve for x
x = 53,132,673,935,392.88/8,306,364.23 - Step 6: Final answer
x = 6,396,622.21
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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.