Finding the Fourth Proportional to 19,995,797.64, 29,993,696.46 and 5,618,284.68
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Solution
The fourth proportional to 19,995,797.64, 29,993,696.46 and 5,618,284.68 is: 8,427,427.02
Step by Step Solution
- Step 1: Write the proportion equation
19,995,797.64 : 29,993,696.46 = 5,618,284.68 : x - Step 2: Convert to fraction form
19,995,797.64/29,993,696.46 = 5,618,284.68/x - Step 3: Cross multiply
19,995,797.64x = 29,993,696.46 × 5,618,284.68 - Step 4: Simplify right side
19,995,797.64x = 168,513,125,317,788.22 - Step 5: Solve for x
x = 168,513,125,317,788.22/19,995,797.64 - Step 6: Final answer
x = 8,427,427.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.