Finding the Fourth Proportional to 8,926,720.97, 12,318,882.87 and 4,852,339.97
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Solution
The fourth proportional to 8,926,720.97, 12,318,882.87 and 4,852,339.97 is: 6,696,233.46
Step by Step Solution
- Step 1: Write the proportion equation
8,926,720.97 : 12,318,882.87 = 4,852,339.97 : x - Step 2: Convert to fraction form
8,926,720.97/12,318,882.87 = 4,852,339.97/x - Step 3: Cross multiply
8,926,720.97x = 12,318,882.87 × 4,852,339.97 - Step 4: Simplify right side
8,926,720.97x = 59,775,407,649,993.20 - Step 5: Solve for x
x = 59,775,407,649,993.20/8,926,720.97 - Step 6: Final answer
x = 6,696,233.46
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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.