Finding the Fourth Proportional to 13,955,450.94, 20,933,181.84 and 4,371,574.02
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Solution
The fourth proportional to 13,955,450.94, 20,933,181.84 and 4,371,574.02 is: 6,557,362.73
Step by Step Solution
- Step 1: Write the proportion equation
13,955,450.94 : 20,933,181.84 = 4,371,574.02 : x - Step 2: Convert to fraction form
13,955,450.94/20,933,181.84 = 4,371,574.02/x - Step 3: Cross multiply
13,955,450.94x = 20,933,181.84 × 4,371,574.02 - Step 4: Simplify right side
13,955,450.94x = 91,510,953,887,679.78 - Step 5: Solve for x
x = 91,510,953,887,679.78/13,955,450.94 - Step 6: Final answer
x = 6,557,362.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.