Finding the Fourth Proportional to 6,817,153.52, 9,411,081 and 4,239,664.76
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Solution
The fourth proportional to 6,817,153.52, 9,411,081 and 4,239,664.76 is: 5,852,857.55
Step by Step Solution
- Step 1: Write the proportion equation
6,817,153.52 : 9,411,081 = 4,239,664.76 : x - Step 2: Convert to fraction form
6,817,153.52/9,411,081 = 4,239,664.76/x - Step 3: Cross multiply
6,817,153.52x = 9,411,081 × 4,239,664.76 - Step 4: Simplify right side
6,817,153.52x = 39,899,828,469,205.55 - Step 5: Solve for x
x = 39,899,828,469,205.55/6,817,153.52 - Step 6: Final answer
x = 5,852,857.55
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1.5x scale
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.