Finding the Fourth Proportional to 6,014,039.40, 8,291,345.36 and 4,777,751.79
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Solution
The fourth proportional to 6,014,039.40, 8,291,345.36 and 4,777,751.79 is: 6,586,918.95
Step by Step Solution
- Step 1: Write the proportion equation
6,014,039.40 : 8,291,345.36 = 4,777,751.79 : x - Step 2: Convert to fraction form
6,014,039.40/8,291,345.36 = 4,777,751.79/x - Step 3: Cross multiply
6,014,039.40x = 8,291,345.36 × 4,777,751.79 - Step 4: Simplify right side
6,014,039.40x = 39,613,990,111,359.44 - Step 5: Solve for x
x = 39,613,990,111,359.44/6,014,039.40 - Step 6: Final answer
x = 6,586,918.95
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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.