Finding the Fourth Proportional to 29,369,084.84, 40,526,964.41 and 16,979,976.66
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Solution
The fourth proportional to 29,369,084.84, 40,526,964.41 and 16,979,976.66 is: 23,430,996.02
Step by Step Solution
- Step 1: Write the proportion equation
29,369,084.84 : 40,526,964.41 = 16,979,976.66 : x - Step 2: Convert to fraction form
29,369,084.84/40,526,964.41 = 16,979,976.66/x - Step 3: Cross multiply
29,369,084.84x = 40,526,964.41 × 16,979,976.66 - Step 4: Simplify right side
29,369,084.84x = 688,146,909,976,876.75 - Step 5: Solve for x
x = 688,146,909,976,876.75/29,369,084.84 - Step 6: Final answer
x = 23,430,996.02
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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.