Finding the Fourth Proportional to 24,488,729.40, 36,738,408.12 and 7,448,959.56
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Solution
The fourth proportional to 24,488,729.40, 36,738,408.12 and 7,448,959.56 is: 11,175,055.75
Step by Step Solution
- Step 1: Write the proportion equation
24,488,729.40 : 36,738,408.12 = 7,448,959.56 : x - Step 2: Convert to fraction form
24,488,729.40/36,738,408.12 = 7,448,959.56/x - Step 3: Cross multiply
24,488,729.40x = 36,738,408.12 × 7,448,959.56 - Step 4: Simplify right side
24,488,729.40x = 273,662,916,384,655.59 - Step 5: Solve for x
x = 273,662,916,384,655.59/24,488,729.40 - Step 6: Final answer
x = 11,175,055.75
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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.