Finding the Fourth Proportional to 22,282,489.35, 30,755,305.67 and 13,585,457.79
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Solution
The fourth proportional to 22,282,489.35, 30,755,305.67 and 13,585,457.79 is: 18,751,266.99
Step by Step Solution
- Step 1: Write the proportion equation
22,282,489.35 : 30,755,305.67 = 13,585,457.79 : x - Step 2: Convert to fraction form
22,282,489.35/30,755,305.67 = 13,585,457.79/x - Step 3: Cross multiply
22,282,489.35x = 30,755,305.67 × 13,585,457.79 - Step 4: Simplify right side
22,282,489.35x = 417,824,906,930,405.31 - Step 5: Solve for x
x = 417,824,906,930,405.31/22,282,489.35 - Step 6: Final answer
x = 18,751,266.99
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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.