Finding the Fourth Proportional to 11,686,187.04, 16,127,772.48 and 6,459,083.16
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Solution
The fourth proportional to 11,686,187.04, 16,127,772.48 and 6,459,083.16 is: 8,913,995.92
Step by Step Solution
- Step 1: Write the proportion equation
11,686,187.04 : 16,127,772.48 = 6,459,083.16 : x - Step 2: Convert to fraction form
11,686,187.04/16,127,772.48 = 6,459,083.16/x - Step 3: Cross multiply
11,686,187.04x = 16,127,772.48 × 6,459,083.16 - Step 4: Simplify right side
11,686,187.04x = 104,170,623,633,879.44 - Step 5: Solve for x
x = 104,170,623,633,879.44/11,686,187.04 - Step 6: Final answer
x = 8,913,995.92
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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.