Finding the Fourth Proportional to 10,820,791.96, 16,233,676.28 and 3,247,901.08
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Solution
The fourth proportional to 10,820,791.96, 16,233,676.28 and 3,247,901.08 is: 4,872,598.50
Step by Step Solution
- Step 1: Write the proportion equation
10,820,791.96 : 16,233,676.28 = 3,247,901.08 : x - Step 2: Convert to fraction form
10,820,791.96/16,233,676.28 = 3,247,901.08/x - Step 3: Cross multiply
10,820,791.96x = 16,233,676.28 × 3,247,901.08 - Step 4: Simplify right side
10,820,791.96x = 52,725,374,722,182.38 - Step 5: Solve for x
x = 52,725,374,722,182.38/10,820,791.96 - Step 6: Final answer
x = 4,872,598.50
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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.