Finding the Fourth Proportional to 10,560,983.12, 15,841,317.64 and 2,884,615.14
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Solution
The fourth proportional to 10,560,983.12, 15,841,317.64 and 2,884,615.14 is: 4,326,879.82
Step by Step Solution
- Step 1: Write the proportion equation
10,560,983.12 : 15,841,317.64 = 2,884,615.14 : x - Step 2: Convert to fraction form
10,560,983.12/15,841,317.64 = 2,884,615.14/x - Step 3: Cross multiply
10,560,983.12x = 15,841,317.64 × 2,884,615.14 - Step 4: Simplify right side
10,560,983.12x = 45,696,104,701,893.07 - Step 5: Solve for x
x = 45,696,104,701,893.07/10,560,983.12 - Step 6: Final answer
x = 4,326,879.82
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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.