Finding the Fourth Proportional to 6,553,044.84, 9,043,243.80 and 3,652,619.58
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Solution
The fourth proportional to 6,553,044.84, 9,043,243.80 and 3,652,619.58 is: 5,040,638.39
Step by Step Solution
- Step 1: Write the proportion equation
6,553,044.84 : 9,043,243.80 = 3,652,619.58 : x - Step 2: Convert to fraction form
6,553,044.84/9,043,243.80 = 3,652,619.58/x - Step 3: Cross multiply
6,553,044.84x = 9,043,243.80 × 3,652,619.58 - Step 4: Simplify right side
6,553,044.84x = 33,031,529,370,593.61 - Step 5: Solve for x
x = 33,031,529,370,593.61/6,553,044.84 - Step 6: Final answer
x = 5,040,638.39
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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.