Finding the Fourth Proportional to 10,986,478.34, 16,476,351.35 and 7,596,548.96
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Solution
The fourth proportional to 10,986,478.34, 16,476,351.35 and 7,596,548.96 is: 11,392,495.92
Step by Step Solution
- Step 1: Write the proportion equation
10,986,478.34 : 16,476,351.35 = 7,596,548.96 : x - Step 2: Convert to fraction form
10,986,478.34/16,476,351.35 = 7,596,548.96/x - Step 3: Cross multiply
10,986,478.34x = 16,476,351.35 × 7,596,548.96 - Step 4: Simplify right side
10,986,478.34x = 125,163,409,592,072.59 - Step 5: Solve for x
x = 125,163,409,592,072.59/10,986,478.34 - Step 6: Final answer
x = 11,392,495.92
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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.