Finding the Fourth Proportional to 5,677,716.30, 8,516,574.45 and 3,438,228.30
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Solution
The fourth proportional to 5,677,716.30, 8,516,574.45 and 3,438,228.30 is: 5,157,342.45
Step by Step Solution
- Step 1: Write the proportion equation
5,677,716.30 : 8,516,574.45 = 3,438,228.30 : x - Step 2: Convert to fraction form
5,677,716.30/8,516,574.45 = 3,438,228.30/x - Step 3: Cross multiply
5,677,716.30x = 8,516,574.45 × 3,438,228.30 - Step 4: Simplify right side
5,677,716.30x = 29,281,927,293,046.93 - Step 5: Solve for x
x = 29,281,927,293,046.93/5,677,716.30 - Step 6: Final answer
x = 5,157,342.45
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.