Finding the Fourth Proportional to 6,833,544.84, 9,430,488.71 and 3,777,955.92
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Solution
The fourth proportional to 6,833,544.84, 9,430,488.71 and 3,777,955.92 is: 5,213,687.99
Step by Step Solution
- Step 1: Write the proportion equation
6,833,544.84 : 9,430,488.71 = 3,777,955.92 : x - Step 2: Convert to fraction form
6,833,544.84/9,430,488.71 = 3,777,955.92/x - Step 3: Cross multiply
6,833,544.84x = 9,430,488.71 × 3,777,955.92 - Step 4: Simplify right side
6,833,544.84x = 35,627,970,659,882.55 - Step 5: Solve for x
x = 35,627,970,659,882.55/6,833,544.84 - Step 6: Final answer
x = 5,213,687.99
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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.