Finding the Fourth Proportional to 9,261,541.24, 12,785,369.34 and 6,510,586.84
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Solution
The fourth proportional to 9,261,541.24, 12,785,369.34 and 6,510,586.84 is: 8,987,732.73
Step by Step Solution
- Step 1: Write the proportion equation
9,261,541.24 : 12,785,369.34 = 6,510,586.84 : x - Step 2: Convert to fraction form
9,261,541.24/12,785,369.34 = 6,510,586.84/x - Step 3: Cross multiply
9,261,541.24x = 12,785,369.34 × 6,510,586.84 - Step 4: Simplify right side
9,261,541.24x = 83,240,257,369,543.48 - Step 5: Solve for x
x = 83,240,257,369,543.48/9,261,541.24 - Step 6: Final answer
x = 8,987,732.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.