Finding the Fourth Proportional to 9,801,063.60, 14,704,219.80 and 8,743,430.40
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Solution
The fourth proportional to 9,801,063.60, 14,704,219.80 and 8,743,430.40 is: 13,117,486.80
Step by Step Solution
- Step 1: Write the proportion equation
9,801,063.60 : 14,704,219.80 = 8,743,430.40 : x - Step 2: Convert to fraction form
9,801,063.60/14,704,219.80 = 8,743,430.40/x - Step 3: Cross multiply
9,801,063.60x = 14,704,219.80 × 8,743,430.40 - Step 4: Simplify right side
9,801,063.60x = 128,565,322,407,601.94 - Step 5: Solve for x
x = 128,565,322,407,601.94/9,801,063.60 - Step 6: Final answer
x = 13,117,486.80
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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.