Finding the Fourth Proportional to 37,328,823.80, 55,993,235.70 and 10,402,479.80
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Solution
The fourth proportional to 37,328,823.80, 55,993,235.70 and 10,402,479.80 is: 15,603,719.70
Step by Step Solution
- Step 1: Write the proportion equation
37,328,823.80 : 55,993,235.70 = 10,402,479.80 : x - Step 2: Convert to fraction form
37,328,823.80/55,993,235.70 = 10,402,479.80/x - Step 3: Cross multiply
37,328,823.80x = 55,993,235.70 × 10,402,479.80 - Step 4: Simplify right side
37,328,823.80x = 582,468,503,305,888.88 - Step 5: Solve for x
x = 582,468,503,305,888.88/37,328,823.80 - Step 6: Final answer
x = 15,603,719.70
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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.