Finding the Fourth Proportional to 11,634,216.18, 17,418,514.53 and 6,156,904.74
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Solution
The fourth proportional to 11,634,216.18, 17,418,514.53 and 6,156,904.74 is: 9,217,993.98
Step by Step Solution
- Step 1: Write the proportion equation
11,634,216.18 : 17,418,514.53 = 6,156,904.74 : x - Step 2: Convert to fraction form
11,634,216.18/17,418,514.53 = 6,156,904.74/x - Step 3: Cross multiply
11,634,216.18x = 17,418,514.53 × 6,156,904.74 - Step 4: Simplify right side
11,634,216.18x = 107,244,134,673,515.89 - Step 5: Solve for x
x = 107,244,134,673,515.89/11,634,216.18 - Step 6: Final answer
x = 9,217,993.98
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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.