Finding the Fourth Proportional to 16,101,418.92, 22,220,102.58 and 8,759,412.36
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Solution
The fourth proportional to 16,101,418.92, 22,220,102.58 and 8,759,412.36 is: 12,088,067.65
Step by Step Solution
- Step 1: Write the proportion equation
16,101,418.92 : 22,220,102.58 = 8,759,412.36 : x - Step 2: Convert to fraction form
16,101,418.92/22,220,102.58 = 8,759,412.36/x - Step 3: Cross multiply
16,101,418.92x = 22,220,102.58 × 8,759,412.36 - Step 4: Simplify right side
16,101,418.92x = 194,635,041,179,719.88 - Step 5: Solve for x
x = 194,635,041,179,719.88/16,101,418.92 - Step 6: Final answer
x = 12,088,067.65
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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.