Finding the Fourth Proportional to 11,285,896.06, 15,574,628.09 and 6,129,294.52
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Solution
The fourth proportional to 11,285,896.06, 15,574,628.09 and 6,129,294.52 is: 8,458,476.14
Step by Step Solution
- Step 1: Write the proportion equation
11,285,896.06 : 15,574,628.09 = 6,129,294.52 : x - Step 2: Convert to fraction form
11,285,896.06/15,574,628.09 = 6,129,294.52/x - Step 3: Cross multiply
11,285,896.06x = 15,574,628.09 × 6,129,294.52 - Step 4: Simplify right side
11,285,896.06x = 95,461,482,572,428.59 - Step 5: Solve for x
x = 95,461,482,572,428.59/11,285,896.06 - Step 6: Final answer
x = 8,458,476.14
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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.