Finding the Fourth Proportional to 6,443,318.29, 8,891,812.71 and 3,542,896
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Solution
The fourth proportional to 6,443,318.29, 8,891,812.71 and 3,542,896 is: 4,889,214.88
Step by Step Solution
- Step 1: Write the proportion equation
6,443,318.29 : 8,891,812.71 = 3,542,896 : x - Step 2: Convert to fraction form
6,443,318.29/8,891,812.71 = 3,542,896/x - Step 3: Cross multiply
6,443,318.29x = 8,891,812.71 × 3,542,896 - Step 4: Simplify right side
6,443,318.29x = 31,502,767,683,008.16 - Step 5: Solve for x
x = 31,502,767,683,008.16/6,443,318.29 - Step 6: Final answer
x = 4,889,214.88
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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.