Finding the Fourth Proportional to 15,296,819.23, 22,938,495.62 and 8,106,668.54
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Solution
The fourth proportional to 15,296,819.23, 22,938,495.62 and 8,106,668.54 is: 12,156,434.48
Step by Step Solution
- Step 1: Write the proportion equation
15,296,819.23 : 22,938,495.62 = 8,106,668.54 : x - Step 2: Convert to fraction form
15,296,819.23/22,938,495.62 = 8,106,668.54/x - Step 3: Cross multiply
15,296,819.23x = 22,938,495.62 × 8,106,668.54 - Step 4: Simplify right side
15,296,819.23x = 185,954,780,797,581.81 - Step 5: Solve for x
x = 185,954,780,797,581.81/15,296,819.23 - Step 6: Final answer
x = 12,156,434.48
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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.