Finding the Fourth Proportional to 19,040,503.98, 28,561,674.51 and 6,260,725.74
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Solution
The fourth proportional to 19,040,503.98, 28,561,674.51 and 6,260,725.74 is: 9,391,390.64
Step by Step Solution
- Step 1: Write the proportion equation
19,040,503.98 : 28,561,674.51 = 6,260,725.74 : x - Step 2: Convert to fraction form
19,040,503.98/28,561,674.51 = 6,260,725.74/x - Step 3: Cross multiply
19,040,503.98x = 28,561,674.51 × 6,260,725.74 - Step 4: Simplify right side
19,040,503.98x = 178,816,810,782,258.91 - Step 5: Solve for x
x = 178,816,810,782,258.91/19,040,503.98 - Step 6: Final answer
x = 9,391,390.64
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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.