Finding the Fourth Proportional to 7,692,369.30, 11,524,557.15 and 6,264,695.70
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Solution
The fourth proportional to 7,692,369.30, 11,524,557.15 and 6,264,695.70 is: 9,385,644.50
Step by Step Solution
- Step 1: Write the proportion equation
7,692,369.30 : 11,524,557.15 = 6,264,695.70 : x - Step 2: Convert to fraction form
7,692,369.30/11,524,557.15 = 6,264,695.70/x - Step 3: Cross multiply
7,692,369.30x = 11,524,557.15 × 6,264,695.70 - Step 4: Simplify right side
7,692,369.30x = 72,197,843,622,009.27 - Step 5: Solve for x
x = 72,197,843,622,009.27/7,692,369.30 - Step 6: Final answer
x = 9,385,644.50
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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.