Finding the Fourth Proportional to 19,239,238.35, 26,550,578.51 and 10,979,136.18
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Solution
The fourth proportional to 19,239,238.35, 26,550,578.51 and 10,979,136.18 is: 15,151,453.08
Step by Step Solution
- Step 1: Write the proportion equation
19,239,238.35 : 26,550,578.51 = 10,979,136.18 : x - Step 2: Convert to fraction form
19,239,238.35/26,550,578.51 = 10,979,136.18/x - Step 3: Cross multiply
19,239,238.35x = 26,550,578.51 × 10,979,136.18 - Step 4: Simplify right side
19,239,238.35x = 291,502,417,064,175.81 - Step 5: Solve for x
x = 291,502,417,064,175.81/19,239,238.35 - Step 6: Final answer
x = 15,151,453.08
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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.