Finding the Fourth Proportional to 5,030,862.06, 6,943,216.99 and 2,856,109.26
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Solution
The fourth proportional to 5,030,862.06, 6,943,216.99 and 2,856,109.26 is: 3,941,786.93
Step by Step Solution
- Step 1: Write the proportion equation
5,030,862.06 : 6,943,216.99 = 2,856,109.26 : x - Step 2: Convert to fraction form
5,030,862.06/6,943,216.99 = 2,856,109.26/x - Step 3: Cross multiply
5,030,862.06x = 6,943,216.99 × 2,856,109.26 - Step 4: Simplify right side
5,030,862.06x = 19,830,586,332,188.05 - Step 5: Solve for x
x = 19,830,586,332,188.05/5,030,862.06 - Step 6: Final answer
x = 3,941,786.93
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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.