Finding the Fourth Proportional to 11,383,936.02, 15,710,204.07 and 6,489,069.30
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Solution
The fourth proportional to 11,383,936.02, 15,710,204.07 and 6,489,069.30 is: 8,955,127.89
Step by Step Solution
- Step 1: Write the proportion equation
11,383,936.02 : 15,710,204.07 = 6,489,069.30 : x - Step 2: Convert to fraction form
11,383,936.02/15,710,204.07 = 6,489,069.30/x - Step 3: Cross multiply
11,383,936.02x = 15,710,204.07 × 6,489,069.30 - Step 4: Simplify right side
11,383,936.02x = 101,944,602,927,372.05 - Step 5: Solve for x
x = 101,944,602,927,372.05/11,383,936.02 - Step 6: Final answer
x = 8,955,127.89
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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.