Finding the Fourth Proportional to 45,579,074.09, 68,368,786.44 and 11,035,418.31
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Solution
The fourth proportional to 45,579,074.09, 68,368,786.44 and 11,035,418.31 is: 16,553,169.91
Step by Step Solution
- Step 1: Write the proportion equation
45,579,074.09 : 68,368,786.44 = 11,035,418.31 : x - Step 2: Convert to fraction form
45,579,074.09/68,368,786.44 = 11,035,418.31/x - Step 3: Cross multiply
45,579,074.09x = 68,368,786.44 × 11,035,418.31 - Step 4: Simplify right side
45,579,074.09x = 754,478,157,927,455.88 - Step 5: Solve for x
x = 754,478,157,927,455.88/45,579,074.09 - Step 6: Final answer
x = 16,553,169.91
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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.