Finding the Fourth Proportional to 19,310,312.64, 28,954,550.88 and 6,352,956.96
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Solution
The fourth proportional to 19,310,312.64, 28,954,550.88 and 6,352,956.96 is: 9,525,843.47
Step by Step Solution
- Step 1: Write the proportion equation
19,310,312.64 : 28,954,550.88 = 6,352,956.96 : x - Step 2: Convert to fraction form
19,310,312.64/28,954,550.88 = 6,352,956.96/x - Step 3: Cross multiply
19,310,312.64x = 28,954,550.88 × 6,352,956.96 - Step 4: Simplify right side
19,310,312.64x = 183,947,015,536,770.12 - Step 5: Solve for x
x = 183,947,015,536,770.12/19,310,312.64 - Step 6: Final answer
x = 9,525,843.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.