Finding the Fourth Proportional to 7,055,572.38, 10,579,934.97 and 4,138,462.14
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Solution
The fourth proportional to 7,055,572.38, 10,579,934.97 and 4,138,462.14 is: 6,205,685.09
Step by Step Solution
- Step 1: Write the proportion equation
7,055,572.38 : 10,579,934.97 = 4,138,462.14 : x - Step 2: Convert to fraction form
7,055,572.38/10,579,934.97 = 4,138,462.14/x - Step 3: Cross multiply
7,055,572.38x = 10,579,934.97 × 4,138,462.14 - Step 4: Simplify right side
7,055,572.38x = 43,784,660,317,007.04 - Step 5: Solve for x
x = 43,784,660,317,007.04/7,055,572.38 - Step 6: Final answer
x = 6,205,685.09
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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.