Finding the Fourth Proportional to 16,182,121.29, 22,332,007.04 and 9,306,609.63
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Solution
The fourth proportional to 16,182,121.29, 22,332,007.04 and 9,306,609.63 is: 12,843,512.17
Step by Step Solution
- Step 1: Write the proportion equation
16,182,121.29 : 22,332,007.04 = 9,306,609.63 : x - Step 2: Convert to fraction form
16,182,121.29/22,332,007.04 = 9,306,609.63/x - Step 3: Cross multiply
16,182,121.29x = 22,332,007.04 × 9,306,609.63 - Step 4: Simplify right side
16,182,121.29x = 207,835,271,729,158.78 - Step 5: Solve for x
x = 207,835,271,729,158.78/16,182,121.29 - Step 6: Final answer
x = 12,843,512.17
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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.