Finding the Fourth Proportional to 10,498,450.75, 14,487,862.23 and 5,669,554.75
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Solution
The fourth proportional to 10,498,450.75, 14,487,862.23 and 5,669,554.75 is: 7,823,985.66
Step by Step Solution
- Step 1: Write the proportion equation
10,498,450.75 : 14,487,862.23 = 5,669,554.75 : x - Step 2: Convert to fraction form
10,498,450.75/14,487,862.23 = 5,669,554.75/x - Step 3: Cross multiply
10,498,450.75x = 14,487,862.23 × 5,669,554.75 - Step 4: Simplify right side
10,498,450.75x = 82,139,728,123,442.09 - Step 5: Solve for x
x = 82,139,728,123,442.09/10,498,450.75 - Step 6: Final answer
x = 7,823,985.66
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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.