Finding the Fourth Proportional to 7,173,523.04, 10,752,810.80 and 3,128,924.96
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Solution
The fourth proportional to 7,173,523.04, 10,752,810.80 and 3,128,924.96 is: 4,690,127.56
Step by Step Solution
- Step 1: Write the proportion equation
7,173,523.04 : 10,752,810.80 = 3,128,924.96 : x - Step 2: Convert to fraction form
7,173,523.04/10,752,810.80 = 3,128,924.96/x - Step 3: Cross multiply
7,173,523.04x = 10,752,810.80 × 3,128,924.96 - Step 4: Simplify right side
7,173,523.04x = 33,644,738,102,277.57 - Step 5: Solve for x
x = 33,644,738,102,277.57/7,173,523.04 - Step 6: Final answer
x = 4,690,127.56
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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.