Finding the Fourth Proportional to 34,660,535.18, 47,833,032.94 and 19,190,619.50
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Solution
The fourth proportional to 34,660,535.18, 47,833,032.94 and 19,190,619.50 is: 26,483,882.31
Step by Step Solution
- Step 1: Write the proportion equation
34,660,535.18 : 47,833,032.94 = 19,190,619.50 : x - Step 2: Convert to fraction form
34,660,535.18/47,833,032.94 = 19,190,619.50/x - Step 3: Cross multiply
34,660,535.18x = 47,833,032.94 × 19,190,619.50 - Step 4: Simplify right side
34,660,535.18x = 917,945,534,395,364.62 - Step 5: Solve for x
x = 917,945,534,395,364.62/34,660,535.18 - Step 6: Final answer
x = 26,483,882.31
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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.