Finding the Fourth Proportional to 16,059,258.88, 22,161,798.56 and 8,717,087.28
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Solution
The fourth proportional to 16,059,258.88, 22,161,798.56 and 8,717,087.28 is: 12,029,592.01
Step by Step Solution
- Step 1: Write the proportion equation
16,059,258.88 : 22,161,798.56 = 8,717,087.28 : x - Step 2: Convert to fraction form
16,059,258.88/22,161,798.56 = 8,717,087.28/x - Step 3: Cross multiply
16,059,258.88x = 22,161,798.56 × 8,717,087.28 - Step 4: Simplify right side
16,059,258.88x = 193,186,332,329,298.28 - Step 5: Solve for x
x = 193,186,332,329,298.28/16,059,258.88 - Step 6: Final answer
x = 12,029,592.01
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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.