Finding the Fourth Proportional to 11,214,447.66, 16,821,430.08 and 3,127,207.98
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Solution
The fourth proportional to 11,214,447.66, 16,821,430.08 and 3,127,207.98 is: 4,690,744.65
Step by Step Solution
- Step 1: Write the proportion equation
11,214,447.66 : 16,821,430.08 = 3,127,207.98 : x - Step 2: Convert to fraction form
11,214,447.66/16,821,430.08 = 3,127,207.98/x - Step 3: Cross multiply
11,214,447.66x = 16,821,430.08 × 3,127,207.98 - Step 4: Simplify right side
11,214,447.66x = 52,604,110,381,188.03 - Step 5: Solve for x
x = 52,604,110,381,188.03/11,214,447.66 - Step 6: Final answer
x = 4,690,744.65
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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.