Finding the Fourth Proportional to 11,358,918.46, 15,675,326.85 and 6,202,170.10
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Solution
The fourth proportional to 11,358,918.46, 15,675,326.85 and 6,202,170.10 is: 8,559,005.32
Step by Step Solution
- Step 1: Write the proportion equation
11,358,918.46 : 15,675,326.85 = 6,202,170.10 : x - Step 2: Convert to fraction form
11,358,918.46/15,675,326.85 = 6,202,170.10/x - Step 3: Cross multiply
11,358,918.46x = 15,675,326.85 × 6,202,170.10 - Step 4: Simplify right side
11,358,918.46x = 97,221,043,496,797.17 - Step 5: Solve for x
x = 97,221,043,496,797.17/11,358,918.46 - Step 6: Final answer
x = 8,559,005.32
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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.