Finding the Fourth Proportional to 8,248,070.70, 11,382,598.56 and 4,763,346.42
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Solution
The fourth proportional to 8,248,070.70, 11,382,598.56 and 4,763,346.42 is: 6,573,568.79
Step by Step Solution
- Step 1: Write the proportion equation
8,248,070.70 : 11,382,598.56 = 4,763,346.42 : x - Step 2: Convert to fraction form
8,248,070.70/11,382,598.56 = 4,763,346.42/x - Step 3: Cross multiply
8,248,070.70x = 11,382,598.56 × 4,763,346.42 - Step 4: Simplify right side
8,248,070.70x = 54,219,260,101,073.16 - Step 5: Solve for x
x = 54,219,260,101,073.16/8,248,070.70 - Step 6: Final answer
x = 6,573,568.79
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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.