Finding the Fourth Proportional to 11,476,764.39, 15,837,423.98 and 6,578,474.88
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Solution
The fourth proportional to 11,476,764.39, 15,837,423.98 and 6,578,474.88 is: 9,078,002.50
Step by Step Solution
- Step 1: Write the proportion equation
11,476,764.39 : 15,837,423.98 = 6,578,474.88 : x - Step 2: Convert to fraction form
11,476,764.39/15,837,423.98 = 6,578,474.88/x - Step 3: Cross multiply
11,476,764.39x = 15,837,423.98 × 6,578,474.88 - Step 4: Simplify right side
11,476,764.39x = 104,186,095,783,447.25 - Step 5: Solve for x
x = 104,186,095,783,447.25/11,476,764.39 - Step 6: Final answer
x = 9,078,002.50
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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.