Finding the Fourth Proportional to 8,226,325.93, 11,352,322.63 and 4,555,242.31
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Solution
The fourth proportional to 8,226,325.93, 11,352,322.63 and 4,555,242.31 is: 6,286,230.43
Step by Step Solution
- Step 1: Write the proportion equation
8,226,325.93 : 11,352,322.63 = 4,555,242.31 : x - Step 2: Convert to fraction form
8,226,325.93/11,352,322.63 = 4,555,242.31/x - Step 3: Cross multiply
8,226,325.93x = 11,352,322.63 × 4,555,242.31 - Step 4: Simplify right side
8,226,325.93x = 51,712,580,360,946.48 - Step 5: Solve for x
x = 51,712,580,360,946.48/8,226,325.93 - Step 6: Final answer
x = 6,286,230.43
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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.