Finding the Fourth Proportional to 10,913,531.15, 16,367,503.43 and 3,235,380.49
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Solution
The fourth proportional to 10,913,531.15, 16,367,503.43 and 3,235,380.49 is: 4,852,242.65
Step by Step Solution
- Step 1: Write the proportion equation
10,913,531.15 : 16,367,503.43 = 3,235,380.49 : x - Step 2: Convert to fraction form
10,913,531.15/16,367,503.43 = 3,235,380.49/x - Step 3: Cross multiply
10,913,531.15x = 16,367,503.43 × 3,235,380.49 - Step 4: Simplify right side
10,913,531.15x = 52,955,101,267,430.09 - Step 5: Solve for x
x = 52,955,101,267,430.09/10,913,531.15 - Step 6: Final answer
x = 4,852,242.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.