Finding the Fourth Proportional to 5,011,171.88, 6,918,387.27 and 3,295,251.68
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Solution
The fourth proportional to 5,011,171.88, 6,918,387.27 and 3,295,251.68 is: 4,549,400.38
Step by Step Solution
- Step 1: Write the proportion equation
5,011,171.88 : 6,918,387.27 = 3,295,251.68 : x - Step 2: Convert to fraction form
5,011,171.88/6,918,387.27 = 3,295,251.68/x - Step 3: Cross multiply
5,011,171.88x = 6,918,387.27 × 3,295,251.68 - Step 4: Simplify right side
5,011,171.88x = 22,797,827,274,358.11 - Step 5: Solve for x
x = 22,797,827,274,358.11/5,011,171.88 - Step 6: Final answer
x = 4,549,400.38
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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.