Finding the Fourth Proportional to 11,307,165.21, 16,966,352.46 and 4,483,592.18
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Solution
The fourth proportional to 11,307,165.21, 16,966,352.46 and 4,483,592.18 is: 6,727,610.65
Step by Step Solution
- Step 1: Write the proportion equation
11,307,165.21 : 16,966,352.46 = 4,483,592.18 : x - Step 2: Convert to fraction form
11,307,165.21/16,966,352.46 = 4,483,592.18/x - Step 3: Cross multiply
11,307,165.21x = 16,966,352.46 × 4,483,592.18 - Step 4: Simplify right side
11,307,165.21x = 76,070,205,127,948 - Step 5: Solve for x
x = 76,070,205,127,948/11,307,165.21 - Step 6: Final answer
x = 6,727,610.65
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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.