Finding the Fourth Proportional to 5,468,689, 7,547,431.98 and 3,294,329.68
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Solution
The fourth proportional to 5,468,689, 7,547,431.98 and 3,294,329.68 is: 4,546,561.19
Step by Step Solution
- Step 1: Write the proportion equation
5,468,689 : 7,547,431.98 = 3,294,329.68 : x - Step 2: Convert to fraction form
5,468,689/7,547,431.98 = 3,294,329.68/x - Step 3: Cross multiply
5,468,689x = 7,547,431.98 × 3,294,329.68 - Step 4: Simplify right side
5,468,689x = 24,863,729,179,495.17 - Step 5: Solve for x
x = 24,863,729,179,495.17/5,468,689 - Step 6: Final answer
x = 4,546,561.19
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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.