Finding the Fourth Proportional to 7,086,204.99, 10,613,326.59 and 3,291,702.75
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Solution
The fourth proportional to 7,086,204.99, 10,613,326.59 and 3,291,702.75 is: 4,930,130.64
Step by Step Solution
- Step 1: Write the proportion equation
7,086,204.99 : 10,613,326.59 = 3,291,702.75 : x - Step 2: Convert to fraction form
7,086,204.99/10,613,326.59 = 3,291,702.75/x - Step 3: Cross multiply
7,086,204.99x = 10,613,326.59 × 3,291,702.75 - Step 4: Simplify right side
7,086,204.99x = 34,935,916,322,951.12 - Step 5: Solve for x
x = 34,935,916,322,951.12/7,086,204.99 - Step 6: Final answer
x = 4,930,130.64
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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.