Finding the Fourth Proportional to 9,302,445.80, 13,953,668.70 and 2,479,005.80
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Solution
The fourth proportional to 9,302,445.80, 13,953,668.70 and 2,479,005.80 is: 3,718,508.70
Step by Step Solution
- Step 1: Write the proportion equation
9,302,445.80 : 13,953,668.70 = 2,479,005.80 : x - Step 2: Convert to fraction form
9,302,445.80/13,953,668.70 = 2,479,005.80/x - Step 3: Cross multiply
9,302,445.80x = 13,953,668.70 × 2,479,005.80 - Step 4: Simplify right side
9,302,445.80x = 34,591,225,638,578.46 - Step 5: Solve for x
x = 34,591,225,638,578.46/9,302,445.80 - Step 6: Final answer
x = 3,718,508.70
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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.