Finding the Fourth Proportional to 7,610,985.14, 11,418,157.12 and 2,220,057.42
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Solution
The fourth proportional to 7,610,985.14, 11,418,157.12 and 2,220,057.42 is: 3,330,576.00
Step by Step Solution
- Step 1: Write the proportion equation
7,610,985.14 : 11,418,157.12 = 2,220,057.42 : x - Step 2: Convert to fraction form
7,610,985.14/11,418,157.12 = 2,220,057.42/x - Step 3: Cross multiply
7,610,985.14x = 11,418,157.12 × 2,220,057.42 - Step 4: Simplify right side
7,610,985.14x = 25,348,964,436,981.83 - Step 5: Solve for x
x = 25,348,964,436,981.83/7,610,985.14 - Step 6: Final answer
x = 3,330,576.00
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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.