Finding the Fourth Proportional to 16,070,231.98, 22,177,080.08 and 8,728,208.74
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Solution
The fourth proportional to 16,070,231.98, 22,177,080.08 and 8,728,208.74 is: 12,045,014.93
Step by Step Solution
- Step 1: Write the proportion equation
16,070,231.98 : 22,177,080.08 = 8,728,208.74 : x - Step 2: Convert to fraction form
16,070,231.98/22,177,080.08 = 8,728,208.74/x - Step 3: Cross multiply
16,070,231.98x = 22,177,080.08 × 8,728,208.74 - Step 4: Simplify right side
16,070,231.98x = 193,566,184,181,935.88 - Step 5: Solve for x
x = 193,566,184,181,935.88/16,070,231.98 - Step 6: Final answer
x = 12,045,014.93
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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.