Finding the Fourth Proportional to 11,235,080.67, 15,515,119.26 and 10,623,001.32
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Solution
The fourth proportional to 11,235,080.67, 15,515,119.26 and 10,623,001.32 is: 14,669,866.39
Step by Step Solution
- Step 1: Write the proportion equation
11,235,080.67 : 15,515,119.26 = 10,623,001.32 : x - Step 2: Convert to fraction form
11,235,080.67/15,515,119.26 = 10,623,001.32/x - Step 3: Cross multiply
11,235,080.67x = 15,515,119.26 × 10,623,001.32 - Step 4: Simplify right side
11,235,080.67x = 164,817,132,301,361.81 - Step 5: Solve for x
x = 164,817,132,301,361.81/11,235,080.67 - Step 6: Final answer
x = 14,669,866.39
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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.