Finding the Fourth Proportional to 7,998,276.59, 11,037,348.75 and 4,561,624.79
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Solution
The fourth proportional to 7,998,276.59, 11,037,348.75 and 4,561,624.79 is: 6,294,886.54
Step by Step Solution
- Step 1: Write the proportion equation
7,998,276.59 : 11,037,348.75 = 4,561,624.79 : x - Step 2: Convert to fraction form
7,998,276.59/11,037,348.75 = 4,561,624.79/x - Step 3: Cross multiply
7,998,276.59x = 11,037,348.75 × 4,561,624.79 - Step 4: Simplify right side
7,998,276.59x = 50,348,243,595,880.64 - Step 5: Solve for x
x = 50,348,243,595,880.64/7,998,276.59 - Step 6: Final answer
x = 6,294,886.54
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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.