Finding the Fourth Proportional to 11,046,134.22, 15,235,812.88 and 7,373,198.94
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Solution
The fourth proportional to 11,046,134.22, 15,235,812.88 and 7,373,198.94 is: 10,169,773.17
Step by Step Solution
- Step 1: Write the proportion equation
11,046,134.22 : 15,235,812.88 = 7,373,198.94 : x - Step 2: Convert to fraction form
11,046,134.22/15,235,812.88 = 7,373,198.94/x - Step 3: Cross multiply
11,046,134.22x = 15,235,812.88 × 7,373,198.94 - Step 4: Simplify right side
11,046,134.22x = 112,336,679,376,854.36 - Step 5: Solve for x
x = 112,336,679,376,854.36/11,046,134.22 - Step 6: Final answer
x = 10,169,773.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.