Finding the Fourth Proportional to 11,078,737.06, 15,291,208.04 and 6,496,534.66
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Solution
The fourth proportional to 11,078,737.06, 15,291,208.04 and 6,496,534.66 is: 8,966,713.67
Step by Step Solution
- Step 1: Write the proportion equation
11,078,737.06 : 15,291,208.04 = 6,496,534.66 : x - Step 2: Convert to fraction form
11,078,737.06/15,291,208.04 = 6,496,534.66/x - Step 3: Cross multiply
11,078,737.06x = 15,291,208.04 × 6,496,534.66 - Step 4: Simplify right side
11,078,737.06x = 99,339,863,025,130.66 - Step 5: Solve for x
x = 99,339,863,025,130.66/11,078,737.06 - Step 6: Final answer
x = 8,966,713.67
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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.