Finding the Fourth Proportional to 7,350,811.56, 11,026,742.76 and 1,959,434.28
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Solution
The fourth proportional to 7,350,811.56, 11,026,742.76 and 1,959,434.28 is: 2,939,291.48
Step by Step Solution
- Step 1: Write the proportion equation
7,350,811.56 : 11,026,742.76 = 1,959,434.28 : x - Step 2: Convert to fraction form
7,350,811.56/11,026,742.76 = 1,959,434.28/x - Step 3: Cross multiply
7,350,811.56x = 11,026,742.76 × 1,959,434.28 - Step 4: Simplify right side
7,350,811.56x = 21,606,177,760,685.81 - Step 5: Solve for x
x = 21,606,177,760,685.81/7,350,811.56 - Step 6: Final answer
x = 2,939,291.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.