Finding the Fourth Proportional to 12,044,347.12, 18,066,546.60 and 8,466,125.68
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Solution
The fourth proportional to 12,044,347.12, 18,066,546.60 and 8,466,125.68 is: 12,699,206.74
Step by Step Solution
- Step 1: Write the proportion equation
12,044,347.12 : 18,066,546.60 = 8,466,125.68 : x - Step 2: Convert to fraction form
12,044,347.12/18,066,546.60 = 8,466,125.68/x - Step 3: Cross multiply
12,044,347.12x = 18,066,546.60 × 8,466,125.68 - Step 4: Simplify right side
12,044,347.12x = 152,953,654,119,176.69 - Step 5: Solve for x
x = 152,953,654,119,176.69/12,044,347.12 - Step 6: Final answer
x = 12,699,206.74
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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.