Finding the Fourth Proportional to 16,558,590.72, 24,836,138.84 and 4,429,278.12
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Solution
The fourth proportional to 16,558,590.72, 24,836,138.84 and 4,429,278.12 is: 6,643,449.81
Step by Step Solution
- Step 1: Write the proportion equation
16,558,590.72 : 24,836,138.84 = 4,429,278.12 : x - Step 2: Convert to fraction form
16,558,590.72/24,836,138.84 = 4,429,278.12/x - Step 3: Cross multiply
16,558,590.72x = 24,836,138.84 × 4,429,278.12 - Step 4: Simplify right side
16,558,590.72x = 110,006,166,349,294.19 - Step 5: Solve for x
x = 110,006,166,349,294.19/16,558,590.72 - Step 6: Final answer
x = 6,643,449.81
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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.