Finding the Fourth Proportional to 10,207,767.80, 15,295,905.30 and 8,853,577.40
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Solution
The fourth proportional to 10,207,767.80, 15,295,905.30 and 8,853,577.40 is: 13,266,708.66
Step by Step Solution
- Step 1: Write the proportion equation
10,207,767.80 : 15,295,905.30 = 8,853,577.40 : x - Step 2: Convert to fraction form
10,207,767.80/15,295,905.30 = 8,853,577.40/x - Step 3: Cross multiply
10,207,767.80x = 15,295,905.30 × 8,853,577.40 - Step 4: Simplify right side
10,207,767.80x = 135,423,481,476,620.23 - Step 5: Solve for x
x = 135,423,481,476,620.23/10,207,767.80 - Step 6: Final answer
x = 13,266,708.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.