Finding the Fourth Proportional to 7,010,794.42, 10,514,567.78 and 2,217,590.26
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Solution
The fourth proportional to 7,010,794.42, 10,514,567.78 and 2,217,590.26 is: 3,325,871.75
Step by Step Solution
- Step 1: Write the proportion equation
7,010,794.42 : 10,514,567.78 = 2,217,590.26 : x - Step 2: Convert to fraction form
7,010,794.42/10,514,567.78 = 2,217,590.26/x - Step 3: Cross multiply
7,010,794.42x = 10,514,567.78 × 2,217,590.26 - Step 4: Simplify right side
7,010,794.42x = 23,317,003,067,979.41 - Step 5: Solve for x
x = 23,317,003,067,979.41/7,010,794.42 - Step 6: Final answer
x = 3,325,871.75
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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.