Finding the Fourth Proportional to 34,207,468.39, 47,206,291.42 and 18,526,493.67
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Solution
The fourth proportional to 34,207,468.39, 47,206,291.42 and 18,526,493.67 is: 25,566,553.16
Step by Step Solution
- Step 1: Write the proportion equation
34,207,468.39 : 47,206,291.42 = 18,526,493.67 : x - Step 2: Convert to fraction form
34,207,468.39/47,206,291.42 = 18,526,493.67/x - Step 3: Cross multiply
34,207,468.39x = 47,206,291.42 × 18,526,493.67 - Step 4: Simplify right side
34,207,468.39x = 874,567,059,176,805.38 - Step 5: Solve for x
x = 874,567,059,176,805.38/34,207,468.39 - Step 6: Final answer
x = 25,566,553.16
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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.