Finding the Fourth Proportional to 19,354,623.68, 26,709,379.09 and 10,534,138.13
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Solution
The fourth proportional to 19,354,623.68, 26,709,379.09 and 10,534,138.13 is: 14,537,109.76
Step by Step Solution
- Step 1: Write the proportion equation
19,354,623.68 : 26,709,379.09 = 10,534,138.13 : x - Step 2: Convert to fraction form
19,354,623.68/26,709,379.09 = 10,534,138.13/x - Step 3: Cross multiply
19,354,623.68x = 26,709,379.09 × 10,534,138.13 - Step 4: Simplify right side
19,354,623.68x = 281,360,288,741,031.78 - Step 5: Solve for x
x = 281,360,288,741,031.78/19,354,623.68 - Step 6: Final answer
x = 14,537,109.76
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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.