Finding the Fourth Proportional to 23,055,955.86, 31,796,625.23 and 19,129,495.68
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Solution
The fourth proportional to 23,055,955.86, 31,796,625.23 and 19,129,495.68 is: 26,381,617.34
Step by Step Solution
- Step 1: Write the proportion equation
23,055,955.86 : 31,796,625.23 = 19,129,495.68 : x - Step 2: Convert to fraction form
23,055,955.86/31,796,625.23 = 19,129,495.68/x - Step 3: Cross multiply
23,055,955.86x = 31,796,625.23 × 19,129,495.68 - Step 4: Simplify right side
23,055,955.86x = 608,253,404,975,864 - Step 5: Solve for x
x = 608,253,404,975,864/23,055,955.86 - Step 6: Final answer
x = 26,381,617.34
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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.