Finding the Fourth Proportional to 5,552,636.66, 7,663,029.07 and 3,105,475.41
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Solution
The fourth proportional to 5,552,636.66, 7,663,029.07 and 3,105,475.41 is: 4,285,774.45
Step by Step Solution
- Step 1: Write the proportion equation
5,552,636.66 : 7,663,029.07 = 3,105,475.41 : x - Step 2: Convert to fraction form
5,552,636.66/7,663,029.07 = 3,105,475.41/x - Step 3: Cross multiply
5,552,636.66x = 7,663,029.07 × 3,105,475.41 - Step 4: Simplify right side
5,552,636.66x = 23,797,348,343,000.17 - Step 5: Solve for x
x = 23,797,348,343,000.17/5,552,636.66 - Step 6: Final answer
x = 4,285,774.45
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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.