Finding the Fourth Proportional to 13,851,101.91, 19,114,186.97 and 7,571,350.11
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Solution
The fourth proportional to 13,851,101.91, 19,114,186.97 and 7,571,350.11 is: 10,448,280.76
Step by Step Solution
- Step 1: Write the proportion equation
13,851,101.91 : 19,114,186.97 = 7,571,350.11 : x - Step 2: Convert to fraction form
13,851,101.91/19,114,186.97 = 7,571,350.11/x - Step 3: Cross multiply
13,851,101.91x = 19,114,186.97 × 7,571,350.11 - Step 4: Simplify right side
13,851,101.91x = 144,720,201,636,798.44 - Step 5: Solve for x
x = 144,720,201,636,798.44/13,851,101.91 - Step 6: Final answer
x = 10,448,280.76
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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.