Finding the Fourth Proportional to 19,733,256.18, 27,232,095.51 and 11,031,912.18
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Solution
The fourth proportional to 19,733,256.18, 27,232,095.51 and 11,031,912.18 is: 15,224,151.73
Step by Step Solution
- Step 1: Write the proportion equation
19,733,256.18 : 27,232,095.51 = 11,031,912.18 : x - Step 2: Convert to fraction form
19,733,256.18/27,232,095.51 = 11,031,912.18/x - Step 3: Cross multiply
19,733,256.18x = 27,232,095.51 × 11,031,912.18 - Step 4: Simplify right side
19,733,256.18x = 300,422,086,143,692.31 - Step 5: Solve for x
x = 300,422,086,143,692.31/19,733,256.18 - Step 6: Final answer
x = 15,224,151.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.