Finding the Fourth Proportional to 43,370,085.98, 65,055,350.42 and 14,616,470.68
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Solution
The fourth proportional to 43,370,085.98, 65,055,350.42 and 14,616,470.68 is: 21,924,780.65
Step by Step Solution
- Step 1: Write the proportion equation
43,370,085.98 : 65,055,350.42 = 14,616,470.68 : x - Step 2: Convert to fraction form
43,370,085.98/65,055,350.42 = 14,616,470.68/x - Step 3: Cross multiply
43,370,085.98x = 65,055,350.42 × 14,616,470.68 - Step 4: Simplify right side
43,370,085.98x = 950,879,621,991,055.75 - Step 5: Solve for x
x = 950,879,621,991,055.75/43,370,085.98 - Step 6: Final answer
x = 21,924,780.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.