Finding the Fourth Proportional to 19,733,260.68, 27,232,101.72 and 11,031,916.68
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Solution
The fourth proportional to 19,733,260.68, 27,232,101.72 and 11,031,916.68 is: 15,224,157.94
Step by Step Solution
- Step 1: Write the proportion equation
19,733,260.68 : 27,232,101.72 = 11,031,916.68 : x - Step 2: Convert to fraction form
19,733,260.68/27,232,101.72 = 11,031,916.68/x - Step 3: Cross multiply
19,733,260.68x = 27,232,101.72 × 11,031,916.68 - Step 4: Simplify right side
19,733,260.68x = 300,422,277,196,324.69 - Step 5: Solve for x
x = 300,422,277,196,324.69/19,733,260.68 - Step 6: Final answer
x = 15,224,157.94
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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.