Finding the Fourth Proportional to 5,425,149.09, 8,133,146.94 and 4,465,652.05
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Solution
The fourth proportional to 5,425,149.09, 8,133,146.94 and 4,465,652.05 is: 6,694,710.81
Step by Step Solution
- Step 1: Write the proportion equation
5,425,149.09 : 8,133,146.94 = 4,465,652.05 : x - Step 2: Convert to fraction form
5,425,149.09/8,133,146.94 = 4,465,652.05/x - Step 3: Cross multiply
5,425,149.09x = 8,133,146.94 × 4,465,652.05 - Step 4: Simplify right side
5,425,149.09x = 36,319,804,283,233.96 - Step 5: Solve for x
x = 36,319,804,283,233.96/5,425,149.09 - Step 6: Final answer
x = 6,694,710.81
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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.