Finding the Fourth Proportional to 14,676,463.40, 22,016,768.70 and 4,578,031.40
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Solution
The fourth proportional to 14,676,463.40, 22,016,768.70 and 4,578,031.40 is: 6,867,693.92
Step by Step Solution
- Step 1: Write the proportion equation
14,676,463.40 : 22,016,768.70 = 4,578,031.40 : x - Step 2: Convert to fraction form
14,676,463.40/22,016,768.70 = 4,578,031.40/x - Step 3: Cross multiply
14,676,463.40x = 22,016,768.70 × 4,578,031.40 - Step 4: Simplify right side
14,676,463.40x = 100,793,458,435,137.19 - Step 5: Solve for x
x = 100,793,458,435,137.19/14,676,463.40 - Step 6: Final answer
x = 6,867,693.92
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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.