Finding the Fourth Proportional to 35,779,710.72, 49,375,791.36 and 19,482,147.84
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Solution
The fourth proportional to 35,779,710.72, 49,375,791.36 and 19,482,147.84 is: 26,885,249.98
Step by Step Solution
- Step 1: Write the proportion equation
35,779,710.72 : 49,375,791.36 = 19,482,147.84 : x - Step 2: Convert to fraction form
35,779,710.72/49,375,791.36 = 19,482,147.84/x - Step 3: Cross multiply
35,779,710.72x = 49,375,791.36 × 19,482,147.84 - Step 4: Simplify right side
35,779,710.72x = 961,946,466,992,514.62 - Step 5: Solve for x
x = 961,946,466,992,514.62/35,779,710.72 - Step 6: Final answer
x = 26,885,249.98
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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.