Finding the Fourth Proportional to 36,907,769.80, 55,361,654.70 and 9,614,009.80
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Solution
The fourth proportional to 36,907,769.80, 55,361,654.70 and 9,614,009.80 is: 14,421,014.70
Step by Step Solution
- Step 1: Write the proportion equation
36,907,769.80 : 55,361,654.70 = 9,614,009.80 : x - Step 2: Convert to fraction form
36,907,769.80/55,361,654.70 = 9,614,009.80/x - Step 3: Cross multiply
36,907,769.80x = 55,361,654.70 × 9,614,009.80 - Step 4: Simplify right side
36,907,769.80x = 532,247,490,830,016.12 - Step 5: Solve for x
x = 532,247,490,830,016.12/36,907,769.80 - Step 6: Final answer
x = 14,421,014.70
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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.