Finding the Fourth Proportional to 14,277,452.70, 19,703,227.42 and 7,751,357.22
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Solution
The fourth proportional to 14,277,452.70, 19,703,227.42 and 7,751,357.22 is: 10,697,059.02
Step by Step Solution
- Step 1: Write the proportion equation
14,277,452.70 : 19,703,227.42 = 7,751,357.22 : x - Step 2: Convert to fraction form
14,277,452.70/19,703,227.42 = 7,751,357.22/x - Step 3: Cross multiply
14,277,452.70x = 19,703,227.42 × 7,751,357.22 - Step 4: Simplify right side
14,277,452.70x = 152,726,754,119,318.97 - Step 5: Solve for x
x = 152,726,754,119,318.97/14,277,452.70 - Step 6: Final answer
x = 10,697,059.02
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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.