Finding the Fourth Proportional to 10,401,285.68, 14,354,197.28 and 5,754,995.14
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Solution
The fourth proportional to 10,401,285.68, 14,354,197.28 and 5,754,995.14 is: 7,942,127.36
Step by Step Solution
- Step 1: Write the proportion equation
10,401,285.68 : 14,354,197.28 = 5,754,995.14 : x - Step 2: Convert to fraction form
10,401,285.68/14,354,197.28 = 5,754,995.14/x - Step 3: Cross multiply
10,401,285.68x = 14,354,197.28 × 5,754,995.14 - Step 4: Simplify right side
10,401,285.68x = 82,608,335,585,001.20 - Step 5: Solve for x
x = 82,608,335,585,001.20/10,401,285.68 - Step 6: Final answer
x = 7,942,127.36
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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.