Finding the Fourth Proportional to 5,414,663.08, 7,472,243.82 and 2,966,885.20
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Solution
The fourth proportional to 5,414,663.08, 7,472,243.82 and 2,966,885.20 is: 4,094,306.38
Step by Step Solution
- Step 1: Write the proportion equation
5,414,663.08 : 7,472,243.82 = 2,966,885.20 : x - Step 2: Convert to fraction form
5,414,663.08/7,472,243.82 = 2,966,885.20/x - Step 3: Cross multiply
5,414,663.08x = 7,472,243.82 × 2,966,885.20 - Step 4: Simplify right side
5,414,663.08x = 22,169,289,600,349.46 - Step 5: Solve for x
x = 22,169,289,600,349.46/5,414,663.08 - Step 6: Final answer
x = 4,094,306.38
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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.