Finding the Fourth Proportional to 5,011,354.96, 6,915,674.34 and 2,719,515.64
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Solution
The fourth proportional to 5,011,354.96, 6,915,674.34 and 2,719,515.64 is: 3,752,934.02
Step by Step Solution
- Step 1: Write the proportion equation
5,011,354.96 : 6,915,674.34 = 2,719,515.64 : x - Step 2: Convert to fraction form
5,011,354.96/6,915,674.34 = 2,719,515.64/x - Step 3: Cross multiply
5,011,354.96x = 6,915,674.34 × 2,719,515.64 - Step 4: Simplify right side
5,011,354.96x = 18,807,284,528,776.68 - Step 5: Solve for x
x = 18,807,284,528,776.68/5,011,354.96 - Step 6: Final answer
x = 3,752,934.02
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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.