Finding the Fourth Proportional to 22,381,261.32, 33,571,890.15 and 6,207,212.42
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Solution
The fourth proportional to 22,381,261.32, 33,571,890.15 and 6,207,212.42 is: 9,310,818.12
Step by Step Solution
- Step 1: Write the proportion equation
22,381,261.32 : 33,571,890.15 = 6,207,212.42 : x - Step 2: Convert to fraction form
22,381,261.32/33,571,890.15 = 6,207,212.42/x - Step 3: Cross multiply
22,381,261.32x = 33,571,890.15 × 6,207,212.42 - Step 4: Simplify right side
22,381,261.32x = 208,387,853,501,955.66 - Step 5: Solve for x
x = 208,387,853,501,955.66/22,381,261.32 - Step 6: Final answer
x = 9,310,818.12
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1.5x scale
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.