Finding the Fourth Proportional to 11,139,368.08, 16,709,285.40 and 3,566,311.96
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Solution
The fourth proportional to 11,139,368.08, 16,709,285.40 and 3,566,311.96 is: 5,349,542.63
Step by Step Solution
- Step 1: Write the proportion equation
11,139,368.08 : 16,709,285.40 = 3,566,311.96 : x - Step 2: Convert to fraction form
11,139,368.08/16,709,285.40 = 3,566,311.96/x - Step 3: Cross multiply
11,139,368.08x = 16,709,285.40 × 3,566,311.96 - Step 4: Simplify right side
11,139,368.08x = 59,590,524,365,073.38 - Step 5: Solve for x
x = 59,590,524,365,073.38/11,139,368.08 - Step 6: Final answer
x = 5,349,542.63
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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.