Finding the Fourth Proportional to 7,505,215, 11,258,649.36 and 2,386,447.36
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Solution
The fourth proportional to 7,505,215, 11,258,649.36 and 2,386,447.36 is: 3,579,933.96
Step by Step Solution
- Step 1: Write the proportion equation
7,505,215 : 11,258,649.36 = 2,386,447.36 : x - Step 2: Convert to fraction form
7,505,215/11,258,649.36 = 2,386,447.36/x - Step 3: Cross multiply
7,505,215x = 11,258,649.36 × 2,386,447.36 - Step 4: Simplify right side
7,505,215x = 26,868,174,042,337.69 - Step 5: Solve for x
x = 26,868,174,042,337.69/7,505,215 - Step 6: Final answer
x = 3,579,933.96
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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.