Finding the Fourth Proportional to 13,114,191.00, 18,100,827.55 and 8,934,792.08
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Solution
The fourth proportional to 13,114,191.00, 18,100,827.55 and 8,934,792.08 is: 12,332,223.21
Step by Step Solution
- Step 1: Write the proportion equation
13,114,191.00 : 18,100,827.55 = 8,934,792.08 : x - Step 2: Convert to fraction form
13,114,191.00/18,100,827.55 = 8,934,792.08/x - Step 3: Cross multiply
13,114,191.00x = 18,100,827.55 × 8,934,792.08 - Step 4: Simplify right side
13,114,191.00x = 161,727,130,623,728.25 - Step 5: Solve for x
x = 161,727,130,623,728.25/13,114,191.00 - Step 6: Final answer
x = 12,332,223.21
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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.