Finding the Fourth Proportional to 14,876,422.75, 22,304,446.97 and 7,575,750.47
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Solution
The fourth proportional to 14,876,422.75, 22,304,446.97 and 7,575,750.47 is: 11,358,437.94
Step by Step Solution
- Step 1: Write the proportion equation
14,876,422.75 : 22,304,446.97 = 7,575,750.47 : x - Step 2: Convert to fraction form
14,876,422.75/22,304,446.97 = 7,575,750.47/x - Step 3: Cross multiply
14,876,422.75x = 22,304,446.97 × 7,575,750.47 - Step 4: Simplify right side
14,876,422.75x = 168,972,924,578,188.81 - Step 5: Solve for x
x = 168,972,924,578,188.81/14,876,422.75 - Step 6: Final answer
x = 11,358,437.94
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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.