Finding the Fourth Proportional to 7,401,117.96, 10,214,805.24 and 4,305,437.82
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Solution
The fourth proportional to 7,401,117.96, 10,214,805.24 and 4,305,437.82 is: 5,942,238.60
Step by Step Solution
- Step 1: Write the proportion equation
7,401,117.96 : 10,214,805.24 = 4,305,437.82 : x - Step 2: Convert to fraction form
7,401,117.96/10,214,805.24 = 4,305,437.82/x - Step 3: Cross multiply
7,401,117.96x = 10,214,805.24 × 4,305,437.82 - Step 4: Simplify right side
7,401,117.96x = 43,979,208,804,230.18 - Step 5: Solve for x
x = 43,979,208,804,230.18/7,401,117.96 - Step 6: Final answer
x = 5,942,238.60
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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.