Finding the Fourth Proportional to 49,594,299.12, 74,392,211.58 and 18,890,590.62
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Solution
The fourth proportional to 49,594,299.12, 74,392,211.58 and 18,890,590.62 is: 28,336,176.52
Step by Step Solution
- Step 1: Write the proportion equation
49,594,299.12 : 74,392,211.58 = 18,890,590.62 : x - Step 2: Convert to fraction form
49,594,299.12/74,392,211.58 = 18,890,590.62/x - Step 3: Cross multiply
49,594,299.12x = 74,392,211.58 × 18,890,590.62 - Step 4: Simplify right side
49,594,299.12x = 1,405,312,814,274,203.50 - Step 5: Solve for x
x = 1,405,312,814,274,203.50/49,594,299.12 - Step 6: Final answer
x = 28,336,176.52
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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.