Finding the Fourth Proportional to 8,319,676, 12,477,935.74 and 4,055,555.68
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Solution
The fourth proportional to 8,319,676, 12,477,935.74 and 4,055,555.68 is: 6,082,564.17
Step by Step Solution
- Step 1: Write the proportion equation
8,319,676 : 12,477,935.74 = 4,055,555.68 : x - Step 2: Convert to fraction form
8,319,676/12,477,935.74 = 4,055,555.68/x - Step 3: Cross multiply
8,319,676x = 12,477,935.74 × 4,055,555.68 - Step 4: Simplify right side
8,319,676x = 50,604,963,165,032.01 - Step 5: Solve for x
x = 50,604,963,165,032.01/8,319,676 - Step 6: Final answer
x = 6,082,564.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.