Finding the Fourth Proportional to 7,931,325.24, 11,896,994.52 and 2,174,121.48
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Solution
The fourth proportional to 7,931,325.24, 11,896,994.52 and 2,174,121.48 is: 3,261,184.05
Step by Step Solution
- Step 1: Write the proportion equation
7,931,325.24 : 11,896,994.52 = 2,174,121.48 : x - Step 2: Convert to fraction form
7,931,325.24/11,896,994.52 = 2,174,121.48/x - Step 3: Cross multiply
7,931,325.24x = 11,896,994.52 × 2,174,121.48 - Step 4: Simplify right side
7,931,325.24x = 25,865,511,333,374.29 - Step 5: Solve for x
x = 25,865,511,333,374.29/7,931,325.24 - Step 6: Final answer
x = 3,261,184.05
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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.