Finding the Fourth Proportional to 7,462,669.18, 11,184,554.10 and 3,625,369.91
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Solution
The fourth proportional to 7,462,669.18, 11,184,554.10 and 3,625,369.91 is: 5,433,464.21
Step by Step Solution
- Step 1: Write the proportion equation
7,462,669.18 : 11,184,554.10 = 3,625,369.91 : x - Step 2: Convert to fraction form
7,462,669.18/11,184,554.10 = 3,625,369.91/x - Step 3: Cross multiply
7,462,669.18x = 11,184,554.10 × 3,625,369.91 - Step 4: Simplify right side
7,462,669.18x = 40,548,145,890,907.13 - Step 5: Solve for x
x = 40,548,145,890,907.13/7,462,669.18 - Step 6: Final answer
x = 5,433,464.21
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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.