Finding the Fourth Proportional to 5,363,940.08, 7,402,329.84 and 2,916,567.66
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Solution
The fourth proportional to 5,363,940.08, 7,402,329.84 and 2,916,567.66 is: 4,024,913.68
Step by Step Solution
- Step 1: Write the proportion equation
5,363,940.08 : 7,402,329.84 = 2,916,567.66 : x - Step 2: Convert to fraction form
5,363,940.08/7,402,329.84 = 2,916,567.66/x - Step 3: Cross multiply
5,363,940.08x = 7,402,329.84 × 2,916,567.66 - Step 4: Simplify right side
5,363,940.08x = 21,589,395,800,649.04 - Step 5: Solve for x
x = 21,589,395,800,649.04/5,363,940.08 - Step 6: Final answer
x = 4,024,913.68
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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.