Finding the Fourth Proportional to 7,755,558.33, 10,703,239.39 and 5,550,628.14
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Solution
The fourth proportional to 7,755,558.33, 10,703,239.39 and 5,550,628.14 is: 7,660,273.99
Step by Step Solution
- Step 1: Write the proportion equation
7,755,558.33 : 10,703,239.39 = 5,550,628.14 : x - Step 2: Convert to fraction form
7,755,558.33/10,703,239.39 = 5,550,628.14/x - Step 3: Cross multiply
7,755,558.33x = 10,703,239.39 × 5,550,628.14 - Step 4: Simplify right side
7,755,558.33x = 59,409,701,754,228.71 - Step 5: Solve for x
x = 59,409,701,754,228.71/7,755,558.33 - Step 6: Final answer
x = 7,660,273.99
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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.