Finding the Fourth Proportional to 5,566,507.16, 8,347,129.04 and 2,156,390.96
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Solution
The fourth proportional to 5,566,507.16, 8,347,129.04 and 2,156,390.96 is: 3,233,566.95
Step by Step Solution
- Step 1: Write the proportion equation
5,566,507.16 : 8,347,129.04 = 2,156,390.96 : x - Step 2: Convert to fraction form
5,566,507.16/8,347,129.04 = 2,156,390.96/x - Step 3: Cross multiply
5,566,507.16x = 8,347,129.04 × 2,156,390.96 - Step 4: Simplify right side
5,566,507.16x = 17,999,673,603,809.48 - Step 5: Solve for x
x = 17,999,673,603,809.48/5,566,507.16 - Step 6: Final answer
x = 3,233,566.95
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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.