Finding the Fourth Proportional to 5,005,864.48, 6,913,794.96 and 3,393,433.12
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Solution
The fourth proportional to 5,005,864.48, 6,913,794.96 and 3,393,433.12 is: 4,686,803.03
Step by Step Solution
- Step 1: Write the proportion equation
5,005,864.48 : 6,913,794.96 = 3,393,433.12 : x - Step 2: Convert to fraction form
5,005,864.48/6,913,794.96 = 3,393,433.12/x - Step 3: Cross multiply
5,005,864.48x = 6,913,794.96 × 3,393,433.12 - Step 4: Simplify right side
5,005,864.48x = 23,461,500,802,153.07 - Step 5: Solve for x
x = 23,461,500,802,153.07/5,005,864.48 - Step 6: Final answer
x = 4,686,803.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.