Finding the Fourth Proportional to 6,313,528.08, 8,713,522.08 and 3,560,780.88
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Solution
The fourth proportional to 6,313,528.08, 8,713,522.08 and 3,560,780.88 is: 4,914,358.89
Step by Step Solution
- Step 1: Write the proportion equation
6,313,528.08 : 8,713,522.08 = 3,560,780.88 : x - Step 2: Convert to fraction form
6,313,528.08/8,713,522.08 = 3,560,780.88/x - Step 3: Cross multiply
6,313,528.08x = 8,713,522.08 × 3,560,780.88 - Step 4: Simplify right side
6,313,528.08x = 31,026,942,819,921.83 - Step 5: Solve for x
x = 31,026,942,819,921.83/6,313,528.08 - Step 6: Final answer
x = 4,914,358.89
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1.5x scale
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.