Finding the Fourth Proportional to 17,723,043.96, 26,582,203.58 and 4,942,478.40
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Solution
The fourth proportional to 17,723,043.96, 26,582,203.58 and 4,942,478.40 is: 7,413,058.80
Step by Step Solution
- Step 1: Write the proportion equation
17,723,043.96 : 26,582,203.58 = 4,942,478.40 : x - Step 2: Convert to fraction form
17,723,043.96/26,582,203.58 = 4,942,478.40/x - Step 3: Cross multiply
17,723,043.96x = 26,582,203.58 × 4,942,478.40 - Step 4: Simplify right side
17,723,043.96x = 131,381,966,993,840.28 - Step 5: Solve for x
x = 131,381,966,993,840.28/17,723,043.96 - Step 6: Final answer
x = 7,413,058.80
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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.