Finding the Fourth Proportional to 17,938,576.80, 26,912,141.73 and 5,808,043.98
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Solution
The fourth proportional to 17,938,576.80, 26,912,141.73 and 5,808,043.98 is: 8,713,450.60
Step by Step Solution
- Step 1: Write the proportion equation
17,938,576.80 : 26,912,141.73 = 5,808,043.98 : x - Step 2: Convert to fraction form
17,938,576.80/26,912,141.73 = 5,808,043.98/x - Step 3: Cross multiply
17,938,576.80x = 26,912,141.73 × 5,808,043.98 - Step 4: Simplify right side
17,938,576.80x = 156,306,902,763,833.31 - Step 5: Solve for x
x = 156,306,902,763,833.31/17,938,576.80 - Step 6: Final answer
x = 8,713,450.60
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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.