Finding the Fourth Proportional to 16,070,230.98, 22,177,078.70 and 8,728,207.74
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Solution
The fourth proportional to 16,070,230.98, 22,177,078.70 and 8,728,207.74 is: 12,045,013.55
Step by Step Solution
- Step 1: Write the proportion equation
16,070,230.98 : 22,177,078.70 = 8,728,207.74 : x - Step 2: Convert to fraction form
16,070,230.98/22,177,078.70 = 8,728,207.74/x - Step 3: Cross multiply
16,070,230.98x = 22,177,078.70 × 8,728,207.74 - Step 4: Simplify right side
16,070,230.98x = 193,566,149,916,288.09 - Step 5: Solve for x
x = 193,566,149,916,288.09/16,070,230.98 - Step 6: Final answer
x = 12,045,013.55
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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.