Finding the Fourth Proportional to 6,211,513.30, 8,569,669.74 and 3,596,590.07
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Solution
The fourth proportional to 6,211,513.30, 8,569,669.74 and 3,596,590.07 is: 4,962,009.68
Step by Step Solution
- Step 1: Write the proportion equation
6,211,513.30 : 8,569,669.74 = 3,596,590.07 : x - Step 2: Convert to fraction form
6,211,513.30/8,569,669.74 = 3,596,590.07/x - Step 3: Cross multiply
6,211,513.30x = 8,569,669.74 × 3,596,590.07 - Step 4: Simplify right side
6,211,513.30x = 30,821,589,110,197.20 - Step 5: Solve for x
x = 30,821,589,110,197.20/6,211,513.30 - Step 6: Final answer
x = 4,962,009.68
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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.