Finding the Fourth Proportional to 16,001,617.23, 22,082,286.74 and 8,659,448.42
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Solution
The fourth proportional to 16,001,617.23, 22,082,286.74 and 8,659,448.42 is: 11,950,068.55
Step by Step Solution
- Step 1: Write the proportion equation
16,001,617.23 : 22,082,286.74 = 8,659,448.42 : x - Step 2: Convert to fraction form
16,001,617.23/22,082,286.74 = 8,659,448.42/x - Step 3: Cross multiply
16,001,617.23x = 22,082,286.74 × 8,659,448.42 - Step 4: Simplify right side
16,001,617.23x = 191,220,422,866,971.25 - Step 5: Solve for x
x = 191,220,422,866,971.25/16,001,617.23 - Step 6: Final answer
x = 11,950,068.55
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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.