Finding the Fourth Proportional to 17,893,957.68, 26,838,926.49 and 4,941,949.65
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Solution
The fourth proportional to 17,893,957.68, 26,838,926.49 and 4,941,949.65 is: 7,412,369.35
Step by Step Solution
- Step 1: Write the proportion equation
17,893,957.68 : 26,838,926.49 = 4,941,949.65 : x - Step 2: Convert to fraction form
17,893,957.68/26,838,926.49 = 4,941,949.65/x - Step 3: Cross multiply
17,893,957.68x = 26,838,926.49 × 4,941,949.65 - Step 4: Simplify right side
17,893,957.68x = 132,636,623,373,631.23 - Step 5: Solve for x
x = 132,636,623,373,631.23/17,893,957.68 - Step 6: Final answer
x = 7,412,369.35
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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.