Finding the Fourth Proportional to 24,013,918.41, 33,138,977.58 and 13,000,385.97
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Solution
The fourth proportional to 24,013,918.41, 33,138,977.58 and 13,000,385.97 is: 17,940,408.22
Step by Step Solution
- Step 1: Write the proportion equation
24,013,918.41 : 33,138,977.58 = 13,000,385.97 : x - Step 2: Convert to fraction form
24,013,918.41/33,138,977.58 = 13,000,385.97/x - Step 3: Cross multiply
24,013,918.41x = 33,138,977.58 × 13,000,385.97 - Step 4: Simplify right side
24,013,918.41x = 430,819,499,191,176.56 - Step 5: Solve for x
x = 430,819,499,191,176.56/24,013,918.41 - Step 6: Final answer
x = 17,940,408.22
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.