Finding the Third Proportional to 18,267,803 and 39,291,226
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Solution
The third proportional to 18,267,803 and 39,291,226 is: 84,509,365.50
Step by Step Solution
- Step 1: Write the proportion equation
18,267,803 : 39,291,226 = 39,291,226 : x - Step 2: Convert to fraction form
18,267,803/39,291,226 = 39,291,226/x - Step 3: Cross multiply
18,267,803x = 39,291,226 × 39,291,226 - Step 4: Simplify right side
18,267,803x = 1,543,800,440,583,076 - Step 5: Solve for x
x = 1,543,800,440,583,076/18,267,803 - Step 6: Final answer
x = 84,509,365.50
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.