Finding the Fourth Proportional to 7,649,779.44, 10,557,083.52 and 4,342,306.44
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Solution
The fourth proportional to 7,649,779.44, 10,557,083.52 and 4,342,306.44 is: 5,992,603.07
Step by Step Solution
- Step 1: Write the proportion equation
7,649,779.44 : 10,557,083.52 = 4,342,306.44 : x - Step 2: Convert to fraction form
7,649,779.44/10,557,083.52 = 4,342,306.44/x - Step 3: Cross multiply
7,649,779.44x = 10,557,083.52 × 4,342,306.44 - Step 4: Simplify right side
7,649,779.44x = 45,842,091,756,513.88 - Step 5: Solve for x
x = 45,842,091,756,513.88/7,649,779.44 - Step 6: Final answer
x = 5,992,603.07
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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.