Finding the Fourth Proportional to 5,008,068.30, 6,911,146.62 and 2,716,229.19
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Solution
The fourth proportional to 5,008,068.30, 6,911,146.62 and 2,716,229.19 is: 3,748,402.99
Step by Step Solution
- Step 1: Write the proportion equation
5,008,068.30 : 6,911,146.62 = 2,716,229.19 : x - Step 2: Convert to fraction form
5,008,068.30/6,911,146.62 = 2,716,229.19/x - Step 3: Cross multiply
5,008,068.30x = 6,911,146.62 × 2,716,229.19 - Step 4: Simplify right side
5,008,068.30x = 18,772,258,185,613.84 - Step 5: Solve for x
x = 18,772,258,185,613.84/5,008,068.30 - Step 6: Final answer
x = 3,748,402.99
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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.