Finding the Fourth Proportional to 12,110,209.84, 16,488,218.08 and 12,072,418.48
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Solution
The fourth proportional to 12,110,209.84, 16,488,218.08 and 12,072,418.48 is: 16,436,764.62
Step by Step Solution
- Step 1: Write the proportion equation
12,110,209.84 : 16,488,218.08 = 12,072,418.48 : x - Step 2: Convert to fraction form
12,110,209.84/16,488,218.08 = 12,072,418.48/x - Step 3: Cross multiply
12,110,209.84x = 16,488,218.08 × 12,072,418.48 - Step 4: Simplify right side
12,110,209.84x = 199,052,668,651,262.12 - Step 5: Solve for x
x = 199,052,668,651,262.12/12,110,209.84 - Step 6: Final answer
x = 16,436,764.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.