Finding the Fourth Proportional to 18,596,001.64, 27,894,283.08 and 7,082,106.36
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Solution
The fourth proportional to 18,596,001.64, 27,894,283.08 and 7,082,106.36 is: 10,623,266.41
Step by Step Solution
- Step 1: Write the proportion equation
18,596,001.64 : 27,894,283.08 = 7,082,106.36 : x - Step 2: Convert to fraction form
18,596,001.64/27,894,283.08 = 7,082,106.36/x - Step 3: Cross multiply
18,596,001.64x = 27,894,283.08 × 7,082,106.36 - Step 4: Simplify right side
18,596,001.64x = 197,550,279,608,508.38 - Step 5: Solve for x
x = 197,550,279,608,508.38/18,596,001.64 - Step 6: Final answer
x = 10,623,266.41
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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.