Finding the Fourth Proportional to 9,484,245.40, 13,088,257.68 and 5,133,330.94
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Solution
The fourth proportional to 9,484,245.40, 13,088,257.68 and 5,133,330.94 is: 7,083,996.17
Step by Step Solution
- Step 1: Write the proportion equation
9,484,245.40 : 13,088,257.68 = 5,133,330.94 : x - Step 2: Convert to fraction form
9,484,245.40/13,088,257.68 = 5,133,330.94/x - Step 3: Cross multiply
9,484,245.40x = 13,088,257.68 × 5,133,330.94 - Step 4: Simplify right side
9,484,245.40x = 67,186,358,099,436.62 - Step 5: Solve for x
x = 67,186,358,099,436.62/9,484,245.40 - Step 6: Final answer
x = 7,083,996.17
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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.