Finding the Fourth Proportional to 7,284,594.08, 10,052,821.31 and 4,021,410.53
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Solution
The fourth proportional to 7,284,594.08, 10,052,821.31 and 4,021,410.53 is: 5,549,591.51
Step by Step Solution
- Step 1: Write the proportion equation
7,284,594.08 : 10,052,821.31 = 4,021,410.53 : x - Step 2: Convert to fraction form
7,284,594.08/10,052,821.31 = 4,021,410.53/x - Step 3: Cross multiply
7,284,594.08x = 10,052,821.31 × 4,021,410.53 - Step 4: Simplify right side
7,284,594.08x = 40,426,521,477,267.40 - Step 5: Solve for x
x = 40,426,521,477,267.40/7,284,594.08 - Step 6: Final answer
x = 5,549,591.51
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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.