Finding the Fourth Proportional to 9,693,283.48, 13,376,557.66 and 5,283,048.84
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Solution
The fourth proportional to 9,693,283.48, 13,376,557.66 and 5,283,048.84 is: 7,290,512.82
Step by Step Solution
- Step 1: Write the proportion equation
9,693,283.48 : 13,376,557.66 = 5,283,048.84 : x - Step 2: Convert to fraction form
9,693,283.48/13,376,557.66 = 5,283,048.84/x - Step 3: Cross multiply
9,693,283.48x = 13,376,557.66 × 5,283,048.84 - Step 4: Simplify right side
9,693,283.48x = 70,669,007,465,491.19 - Step 5: Solve for x
x = 70,669,007,465,491.19/9,693,283.48 - Step 6: Final answer
x = 7,290,512.82
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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.