Finding the Fourth Proportional to 16,198,080, 22,353,816.96 and 8,955,202.56
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Solution
The fourth proportional to 16,198,080, 22,353,816.96 and 8,955,202.56 is: 12,358,437.47
Step by Step Solution
- Step 1: Write the proportion equation
16,198,080 : 22,353,816.96 = 8,955,202.56 : x - Step 2: Convert to fraction form
16,198,080/22,353,816.96 = 8,955,202.56/x - Step 3: Cross multiply
16,198,080x = 22,353,816.96 × 8,955,202.56 - Step 4: Simplify right side
16,198,080x = 200,182,958,865,963.44 - Step 5: Solve for x
x = 200,182,958,865,963.44/16,198,080 - Step 6: Final answer
x = 12,358,437.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.