Finding the Fourth Proportional to 5,525,645.58, 7,625,276.01 and 3,078,253.26
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Solution
The fourth proportional to 5,525,645.58, 7,625,276.01 and 3,078,253.26 is: 4,247,925.50
Step by Step Solution
- Step 1: Write the proportion equation
5,525,645.58 : 7,625,276.01 = 3,078,253.26 : x - Step 2: Convert to fraction form
5,525,645.58/7,625,276.01 = 3,078,253.26/x - Step 3: Cross multiply
5,525,645.58x = 7,625,276.01 × 3,078,253.26 - Step 4: Simplify right side
5,525,645.58x = 23,472,530,736,182.29 - Step 5: Solve for x
x = 23,472,530,736,182.29/5,525,645.58 - Step 6: Final answer
x = 4,247,925.50
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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.