Finding the Fourth Proportional to 16,293,919.08, 24,403,648.86 and 7,780,218.60
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Solution
The fourth proportional to 16,293,919.08, 24,403,648.86 and 7,780,218.60 is: 11,652,550.98
Step by Step Solution
- Step 1: Write the proportion equation
16,293,919.08 : 24,403,648.86 = 7,780,218.60 : x - Step 2: Convert to fraction form
16,293,919.08/24,403,648.86 = 7,780,218.60/x - Step 3: Cross multiply
16,293,919.08x = 24,403,648.86 × 7,780,218.60 - Step 4: Simplify right side
16,293,919.08x = 189,865,722,768,440.78 - Step 5: Solve for x
x = 189,865,722,768,440.78/16,293,919.08 - Step 6: Final answer
x = 11,652,550.98
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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.