Finding the Fourth Proportional to 5,476,483.02, 7,555,232.40 and 3,666,230.22
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Solution
The fourth proportional to 5,476,483.02, 7,555,232.40 and 3,666,230.22 is: 5,057,848.48
Step by Step Solution
- Step 1: Write the proportion equation
5,476,483.02 : 7,555,232.40 = 3,666,230.22 : x - Step 2: Convert to fraction form
5,476,483.02/7,555,232.40 = 3,666,230.22/x - Step 3: Cross multiply
5,476,483.02x = 7,555,232.40 × 3,666,230.22 - Step 4: Simplify right side
5,476,483.02x = 27,699,221,344,003.13 - Step 5: Solve for x
x = 27,699,221,344,003.13/5,476,483.02 - Step 6: Final answer
x = 5,057,848.48
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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.