Finding the Fourth Proportional to 55,135,698.84, 82,703,528.82 and 14,745,133.08
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Solution
The fourth proportional to 55,135,698.84, 82,703,528.82 and 14,745,133.08 is: 22,117,694.42
Step by Step Solution
- Step 1: Write the proportion equation
55,135,698.84 : 82,703,528.82 = 14,745,133.08 : x - Step 2: Convert to fraction form
55,135,698.84/82,703,528.82 = 14,745,133.08/x - Step 3: Cross multiply
55,135,698.84x = 82,703,528.82 × 14,745,133.08 - Step 4: Simplify right side
55,135,698.84x = 1,219,474,538,636,515.25 - Step 5: Solve for x
x = 1,219,474,538,636,515.25/55,135,698.84 - Step 6: Final answer
x = 22,117,694.42
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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.