Finding the Fourth Proportional to 39,652,138, 59,468,115.36 and 12,353,342.44
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Solution
The fourth proportional to 39,652,138, 59,468,115.36 and 12,353,342.44 is: 18,526,869.68
Step by Step Solution
- Step 1: Write the proportion equation
39,652,138 : 59,468,115.36 = 12,353,342.44 : x - Step 2: Convert to fraction form
39,652,138/59,468,115.36 = 12,353,342.44/x - Step 3: Cross multiply
39,652,138x = 59,468,115.36 × 12,353,342.44 - Step 4: Simplify right side
39,652,138x = 734,629,993,303,503.88 - Step 5: Solve for x
x = 734,629,993,303,503.88/39,652,138 - Step 6: Final answer
x = 18,526,869.68
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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.