Finding the Fourth Proportional to 19,323,912.12, 26,667,054.09 and 11,064,101.19
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Solution
The fourth proportional to 19,323,912.12, 26,667,054.09 and 11,064,101.19 is: 15,268,491.34
Step by Step Solution
- Step 1: Write the proportion equation
19,323,912.12 : 26,667,054.09 = 11,064,101.19 : x - Step 2: Convert to fraction form
19,323,912.12/26,667,054.09 = 11,064,101.19/x - Step 3: Cross multiply
19,323,912.12x = 26,667,054.09 × 11,064,101.19 - Step 4: Simplify right side
19,323,912.12x = 295,046,984,890,963.38 - Step 5: Solve for x
x = 295,046,984,890,963.38/19,323,912.12 - Step 6: Final answer
x = 15,268,491.34
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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.