Finding the Fourth Proportional to 8,687,350.24, 11,988,544.83 and 4,819,862.17
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Solution
The fourth proportional to 8,687,350.24, 11,988,544.83 and 4,819,862.17 is: 6,651,410.63
Step by Step Solution
- Step 1: Write the proportion equation
8,687,350.24 : 11,988,544.83 = 4,819,862.17 : x - Step 2: Convert to fraction form
8,687,350.24/11,988,544.83 = 4,819,862.17/x - Step 3: Cross multiply
8,687,350.24x = 11,988,544.83 × 4,819,862.17 - Step 4: Simplify right side
8,687,350.24x = 57,783,133,696,377.27 - Step 5: Solve for x
x = 57,783,133,696,377.27/8,687,350.24 - Step 6: Final answer
x = 6,651,410.63
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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.