Finding the Fourth Proportional to 9,802,621.62, 14,703,938.91 and 3,071,560.50
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Solution
The fourth proportional to 9,802,621.62, 14,703,938.91 and 3,071,560.50 is: 4,607,342.78
Step by Step Solution
- Step 1: Write the proportion equation
9,802,621.62 : 14,703,938.91 = 3,071,560.50 : x - Step 2: Convert to fraction form
9,802,621.62/14,703,938.91 = 3,071,560.50/x - Step 3: Cross multiply
9,802,621.62x = 14,703,938.91 × 3,071,560.50 - Step 4: Simplify right side
9,802,621.62x = 45,164,037,950,369.05 - Step 5: Solve for x
x = 45,164,037,950,369.05/9,802,621.62 - Step 6: Final answer
x = 4,607,342.78
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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.