Finding the Fourth Proportional to 19,975,545.43, 29,964,190.21 and 6,329,697.44
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Solution
The fourth proportional to 19,975,545.43, 29,964,190.21 and 6,329,697.44 is: 9,494,822.49
Step by Step Solution
- Step 1: Write the proportion equation
19,975,545.43 : 29,964,190.21 = 6,329,697.44 : x - Step 2: Convert to fraction form
19,975,545.43/29,964,190.21 = 6,329,697.44/x - Step 3: Cross multiply
19,975,545.43x = 29,964,190.21 × 6,329,697.44 - Step 4: Simplify right side
19,975,545.43x = 189,664,257,898,264.84 - Step 5: Solve for x
x = 189,664,257,898,264.84/19,975,545.43 - Step 6: Final answer
x = 9,494,822.49
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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.