Finding the Fourth Proportional to 9,562,805.13, 13,196,286.12 and 5,211,797.79
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Solution
The fourth proportional to 9,562,805.13, 13,196,286.12 and 5,211,797.79 is: 7,192,071.14
Step by Step Solution
- Step 1: Write the proportion equation
9,562,805.13 : 13,196,286.12 = 5,211,797.79 : x - Step 2: Convert to fraction form
9,562,805.13/13,196,286.12 = 5,211,797.79/x - Step 3: Cross multiply
9,562,805.13x = 13,196,286.12 × 5,211,797.79 - Step 4: Simplify right side
9,562,805.13x = 68,776,374,836,423.67 - Step 5: Solve for x
x = 68,776,374,836,423.67/9,562,805.13 - Step 6: Final answer
x = 7,192,071.14
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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.