Finding the Fourth Proportional to 7,561,747.98, 11,344,308.33 and 2,169,978.18
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Solution
The fourth proportional to 7,561,747.98, 11,344,308.33 and 2,169,978.18 is: 3,255,451.20
Step by Step Solution
- Step 1: Write the proportion equation
7,561,747.98 : 11,344,308.33 = 2,169,978.18 : x - Step 2: Convert to fraction form
7,561,747.98/11,344,308.33 = 2,169,978.18/x - Step 3: Cross multiply
7,561,747.98x = 11,344,308.33 × 2,169,978.18 - Step 4: Simplify right side
7,561,747.98x = 24,616,901,543,292.24 - Step 5: Solve for x
x = 24,616,901,543,292.24/7,561,747.98 - Step 6: Final answer
x = 3,255,451.20
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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.