Finding the Third Proportional to 18,403,007.63 and 38,709,793.69
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Solution
The third proportional to 18,403,007.63 and 38,709,793.69 is: 81,424,088.82
Step by Step Solution
- Step 1: Write the proportion equation
18,403,007.63 : 38,709,793.69 = 38,709,793.69 : x - Step 2: Convert to fraction form
18,403,007.63/38,709,793.69 = 38,709,793.69/x - Step 3: Cross multiply
18,403,007.63x = 38,709,793.69 × 38,709,793.69 - Step 4: Simplify right side
18,403,007.63x = 1,498,448,127,328,814.75 - Step 5: Solve for x
x = 1,498,448,127,328,814.75/18,403,007.63 - Step 6: Final answer
x = 81,424,088.82
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.