Finding the Fourth Proportional to 5,366,372.14, 7,409,750.30 and 4,124,014.62
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Solution
The fourth proportional to 5,366,372.14, 7,409,750.30 and 4,124,014.62 is: 5,694,334.60
Step by Step Solution
- Step 1: Write the proportion equation
5,366,372.14 : 7,409,750.30 = 4,124,014.62 : x - Step 2: Convert to fraction form
5,366,372.14/7,409,750.30 = 4,124,014.62/x - Step 3: Cross multiply
5,366,372.14x = 7,409,750.30 × 4,124,014.62 - Step 4: Simplify right side
5,366,372.14x = 30,557,918,567,749.39 - Step 5: Solve for x
x = 30,557,918,567,749.39/5,366,372.14 - Step 6: Final answer
x = 5,694,334.60
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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.