Finding the Fourth Proportional to 5,809,148.94, 8,018,313.75 and 3,875,404.75
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Solution
The fourth proportional to 5,809,148.94, 8,018,313.75 and 3,875,404.75 is: 5,349,184.80
Step by Step Solution
- Step 1: Write the proportion equation
5,809,148.94 : 8,018,313.75 = 3,875,404.75 : x - Step 2: Convert to fraction form
5,809,148.94/8,018,313.75 = 3,875,404.75/x - Step 3: Cross multiply
5,809,148.94x = 8,018,313.75 × 3,875,404.75 - Step 4: Simplify right side
5,809,148.94x = 31,074,211,193,740.31 - Step 5: Solve for x
x = 31,074,211,193,740.31/5,809,148.94 - Step 6: Final answer
x = 5,349,184.80
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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.