Finding the Fourth Proportional to 6,993,058.05, 10,491,010.98 and 2,949,560.91
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Solution
The fourth proportional to 6,993,058.05, 10,491,010.98 and 2,949,560.91 is: 4,424,941.95
Step by Step Solution
- Step 1: Write the proportion equation
6,993,058.05 : 10,491,010.98 = 2,949,560.91 : x - Step 2: Convert to fraction form
6,993,058.05/10,491,010.98 = 2,949,560.91/x - Step 3: Cross multiply
6,993,058.05x = 10,491,010.98 × 2,949,560.91 - Step 4: Simplify right side
6,993,058.05x = 30,943,875,892,988.79 - Step 5: Solve for x
x = 30,943,875,892,988.79/6,993,058.05 - Step 6: Final answer
x = 4,424,941.95
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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.