Finding the Fourth Proportional to 25,073,208.66, 34,605,990.14 and 16,263,577.62
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Solution
The fourth proportional to 25,073,208.66, 34,605,990.14 and 16,263,577.62 is: 22,446,955.81
Step by Step Solution
- Step 1: Write the proportion equation
25,073,208.66 : 34,605,990.14 = 16,263,577.62 : x - Step 2: Convert to fraction form
25,073,208.66/34,605,990.14 = 16,263,577.62/x - Step 3: Cross multiply
25,073,208.66x = 34,605,990.14 × 16,263,577.62 - Step 4: Simplify right side
25,073,208.66x = 562,817,206,758,844.62 - Step 5: Solve for x
x = 562,817,206,758,844.62/25,073,208.66 - Step 6: Final answer
x = 22,446,955.81
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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.