Finding the Fourth Proportional to 5,477,875.59, 8,211,473.45 and 2,283,915.18
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Solution
The fourth proportional to 5,477,875.59, 8,211,473.45 and 2,283,915.18 is: 3,423,646.37
Step by Step Solution
- Step 1: Write the proportion equation
5,477,875.59 : 8,211,473.45 = 2,283,915.18 : x - Step 2: Convert to fraction form
5,477,875.59/8,211,473.45 = 2,283,915.18/x - Step 3: Cross multiply
5,477,875.59x = 8,211,473.45 × 2,283,915.18 - Step 4: Simplify right side
5,477,875.59x = 18,754,308,890,560.10 - Step 5: Solve for x
x = 18,754,308,890,560.10/5,477,875.59 - Step 6: Final answer
x = 3,423,646.37
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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.