Finding the Fourth Proportional to 7,539,227.33, 10,398,431.85 and 5,220,001.31
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Solution
The fourth proportional to 7,539,227.33, 10,398,431.85 and 5,220,001.31 is: 7,199,653.96
Step by Step Solution
- Step 1: Write the proportion equation
7,539,227.33 : 10,398,431.85 = 5,220,001.31 : x - Step 2: Convert to fraction form
7,539,227.33/10,398,431.85 = 5,220,001.31/x - Step 3: Cross multiply
7,539,227.33x = 10,398,431.85 × 5,220,001.31 - Step 4: Simplify right side
7,539,227.33x = 54,279,827,895,232.24 - Step 5: Solve for x
x = 54,279,827,895,232.24/7,539,227.33 - Step 6: Final answer
x = 7,199,653.96
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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.