Finding the Fourth Proportional to 25,125,337.62, 34,673,279.49 and 14,811,444.18
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Solution
The fourth proportional to 25,125,337.62, 34,673,279.49 and 14,811,444.18 is: 20,439,977.82
Step by Step Solution
- Step 1: Write the proportion equation
25,125,337.62 : 34,673,279.49 = 14,811,444.18 : x - Step 2: Convert to fraction form
25,125,337.62/34,673,279.49 = 14,811,444.18/x - Step 3: Cross multiply
25,125,337.62x = 34,673,279.49 × 14,811,444.18 - Step 4: Simplify right side
25,125,337.62x = 513,561,343,703,673.88 - Step 5: Solve for x
x = 513,561,343,703,673.88/25,125,337.62 - Step 6: Final answer
x = 20,439,977.82
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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.