Finding the Fourth Proportional to 11,214,519.68, 16,821,537.60 and 3,127,279.52
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Solution
The fourth proportional to 11,214,519.68, 16,821,537.60 and 3,127,279.52 is: 4,690,851.82
Step by Step Solution
- Step 1: Write the proportion equation
11,214,519.68 : 16,821,537.60 = 3,127,279.52 : x - Step 2: Convert to fraction form
11,214,519.68/16,821,537.60 = 3,127,279.52/x - Step 3: Cross multiply
11,214,519.68x = 16,821,537.60 × 3,127,279.52 - Step 4: Simplify right side
11,214,519.68x = 52,605,650,031,389.95 - Step 5: Solve for x
x = 52,605,650,031,389.95/11,214,519.68 - Step 6: Final answer
x = 4,690,851.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.