Finding the Fourth Proportional to 25,361,258.14, 34,998,604.06 and 13,758,821.62
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Solution
The fourth proportional to 25,361,258.14, 34,998,604.06 and 13,758,821.62 is: 18,987,210.63
Step by Step Solution
- Step 1: Write the proportion equation
25,361,258.14 : 34,998,604.06 = 13,758,821.62 : x - Step 2: Convert to fraction form
25,361,258.14/34,998,604.06 = 13,758,821.62/x - Step 3: Cross multiply
25,361,258.14x = 34,998,604.06 × 13,758,821.62 - Step 4: Simplify right side
25,361,258.14x = 481,539,550,210,547.81 - Step 5: Solve for x
x = 481,539,550,210,547.81/25,361,258.14 - Step 6: Final answer
x = 18,987,210.63
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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.