Finding the Fourth Proportional to 26,081,654.85, 39,122,482.28 and 16,381,872.45
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Solution
The fourth proportional to 26,081,654.85, 39,122,482.28 and 16,381,872.45 is: 24,572,808.68
Step by Step Solution
- Step 1: Write the proportion equation
26,081,654.85 : 39,122,482.28 = 16,381,872.45 : x - Step 2: Convert to fraction form
26,081,654.85/39,122,482.28 = 16,381,872.45/x - Step 3: Cross multiply
26,081,654.85x = 39,122,482.28 × 16,381,872.45 - Step 4: Simplify right side
26,081,654.85x = 640,899,514,556,435.75 - Step 5: Solve for x
x = 640,899,514,556,435.75/26,081,654.85 - Step 6: Final answer
x = 24,572,808.68
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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.