Finding the Fourth Proportional to 6,551,955.98, 9,039,035.97 and 4,347,858.19
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Solution
The fourth proportional to 6,551,955.98, 9,039,035.97 and 4,347,858.19 is: 5,998,276.96
Step by Step Solution
- Step 1: Write the proportion equation
6,551,955.98 : 9,039,035.97 = 4,347,858.19 : x - Step 2: Convert to fraction form
6,551,955.98/9,039,035.97 = 4,347,858.19/x - Step 3: Cross multiply
6,551,955.98x = 9,039,035.97 × 4,347,858.19 - Step 4: Simplify right side
6,551,955.98x = 39,300,446,571,869.10 - Step 5: Solve for x
x = 39,300,446,571,869.10/6,551,955.98 - Step 6: Final answer
x = 5,998,276.96
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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.