Finding the Fourth Proportional to 6,451,541.23, 8,903,126.36 and 3,511,379.38
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Solution
The fourth proportional to 6,451,541.23, 8,903,126.36 and 3,511,379.38 is: 4,845,703.25
Step by Step Solution
- Step 1: Write the proportion equation
6,451,541.23 : 8,903,126.36 = 3,511,379.38 : x - Step 2: Convert to fraction form
6,451,541.23/8,903,126.36 = 3,511,379.38/x - Step 3: Cross multiply
6,451,541.23x = 8,903,126.36 × 3,511,379.38 - Step 4: Simplify right side
6,451,541.23x = 31,262,254,304,559.09 - Step 5: Solve for x
x = 31,262,254,304,559.09/6,451,541.23 - Step 6: Final answer
x = 4,845,703.25
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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.