Finding the Fourth Proportional to 6,463,313.92, 8,919,370.92 and 3,562,753.06
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Solution
The fourth proportional to 6,463,313.92, 8,919,370.92 and 3,562,753.06 is: 4,916,597.96
Step by Step Solution
- Step 1: Write the proportion equation
6,463,313.92 : 8,919,370.92 = 3,562,753.06 : x - Step 2: Convert to fraction form
6,463,313.92/8,919,370.92 = 3,562,753.06/x - Step 3: Cross multiply
6,463,313.92x = 8,919,370.92 × 3,562,753.06 - Step 4: Simplify right side
6,463,313.92x = 31,777,516,038,505.02 - Step 5: Solve for x
x = 31,777,516,038,505.02/6,463,313.92 - Step 6: Final answer
x = 4,916,597.96
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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.