Finding the Fourth Proportional to 18,156,615.30, 27,234,922.95 and 6,795,587.70
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Solution
The fourth proportional to 18,156,615.30, 27,234,922.95 and 6,795,587.70 is: 10,193,381.55
Step by Step Solution
- Step 1: Write the proportion equation
18,156,615.30 : 27,234,922.95 = 6,795,587.70 : x - Step 2: Convert to fraction form
18,156,615.30/27,234,922.95 = 6,795,587.70/x - Step 3: Cross multiply
18,156,615.30x = 27,234,922.95 × 6,795,587.70 - Step 4: Simplify right side
18,156,615.30x = 185,077,307,409,467.72 - Step 5: Solve for x
x = 185,077,307,409,467.72/18,156,615.30 - Step 6: Final answer
x = 10,193,381.55
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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.