Finding the Fourth Proportional to 11,301,283.88, 15,595,588.02 and 6,144,775.28
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Solution
The fourth proportional to 11,301,283.88, 15,595,588.02 and 6,144,775.28 is: 8,479,689.99
Step by Step Solution
- Step 1: Write the proportion equation
11,301,283.88 : 15,595,588.02 = 6,144,775.28 : x - Step 2: Convert to fraction form
11,301,283.88/15,595,588.02 = 6,144,775.28/x - Step 3: Cross multiply
11,301,283.88x = 15,595,588.02 × 6,144,775.28 - Step 4: Simplify right side
11,301,283.88x = 95,831,383,742,360.14 - Step 5: Solve for x
x = 95,831,383,742,360.14/11,301,283.88 - Step 6: Final answer
x = 8,479,689.99
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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.