Finding the Fourth Proportional to 15,322,244.70, 22,972,869.45 and 7,239,092.70
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Solution
The fourth proportional to 15,322,244.70, 22,972,869.45 and 7,239,092.70 is: 10,853,679.39
Step by Step Solution
- Step 1: Write the proportion equation
15,322,244.70 : 22,972,869.45 = 7,239,092.70 : x - Step 2: Convert to fraction form
15,322,244.70/22,972,869.45 = 7,239,092.70/x - Step 3: Cross multiply
15,322,244.70x = 22,972,869.45 × 7,239,092.70 - Step 4: Simplify right side
15,322,244.70x = 166,302,731,533,548 - Step 5: Solve for x
x = 166,302,731,533,548/15,322,244.70 - Step 6: Final answer
x = 10,853,679.39
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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.