Finding the Fourth Proportional to 11,401,031.36, 15,733,677.96 and 6,506,156
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Solution
The fourth proportional to 11,401,031.36, 15,733,677.96 and 6,506,156 is: 8,978,640.62
Step by Step Solution
- Step 1: Write the proportion equation
11,401,031.36 : 15,733,677.96 = 6,506,156 : x - Step 2: Convert to fraction form
11,401,031.36/15,733,677.96 = 6,506,156/x - Step 3: Cross multiply
11,401,031.36x = 15,733,677.96 × 6,506,156 - Step 4: Simplify right side
11,401,031.36x = 102,365,763,261,521.77 - Step 5: Solve for x
x = 102,365,763,261,521.77/11,401,031.36 - Step 6: Final answer
x = 8,978,640.62
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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.