Finding the Fourth Proportional to 5,736,528.92, 7,916,109.41 and 3,157,706.00
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Solution
The fourth proportional to 5,736,528.92, 7,916,109.41 and 3,157,706.00 is: 4,357,468.87
Step by Step Solution
- Step 1: Write the proportion equation
5,736,528.92 : 7,916,109.41 = 3,157,706.00 : x - Step 2: Convert to fraction form
5,736,528.92/7,916,109.41 = 3,157,706.00/x - Step 3: Cross multiply
5,736,528.92x = 7,916,109.41 × 3,157,706.00 - Step 4: Simplify right side
5,736,528.92x = 24,996,746,141,032.91 - Step 5: Solve for x
x = 24,996,746,141,032.91/5,736,528.92 - Step 6: Final answer
x = 4,357,468.87
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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.