Finding the Fourth Proportional to 16,698,879.30, 25,056,613.35 and 6,601,829.70
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Solution
The fourth proportional to 16,698,879.30, 25,056,613.35 and 6,601,829.70 is: 9,906,023.71
Step by Step Solution
- Step 1: Write the proportion equation
16,698,879.30 : 25,056,613.35 = 6,601,829.70 : x - Step 2: Convert to fraction form
16,698,879.30/25,056,613.35 = 6,601,829.70/x - Step 3: Cross multiply
16,698,879.30x = 25,056,613.35 × 6,601,829.70 - Step 4: Simplify right side
16,698,879.30x = 165,419,494,195,446.50 - Step 5: Solve for x
x = 165,419,494,195,446.50/16,698,879.30 - Step 6: Final answer
x = 9,906,023.71
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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.