Finding the Fourth Proportional to 19,778,504.25, 29,802,529.08 and 16,263,023.25
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Solution
The fourth proportional to 19,778,504.25, 29,802,529.08 and 16,263,023.25 is: 24,505,352.74
Step by Step Solution
- Step 1: Write the proportion equation
19,778,504.25 : 29,802,529.08 = 16,263,023.25 : x - Step 2: Convert to fraction form
19,778,504.25/29,802,529.08 = 16,263,023.25/x - Step 3: Cross multiply
19,778,504.25x = 29,802,529.08 × 16,263,023.25 - Step 4: Simplify right side
19,778,504.25x = 484,679,223,336,841.06 - Step 5: Solve for x
x = 484,679,223,336,841.06/19,778,504.25 - Step 6: Final answer
x = 24,505,352.74
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.