Finding the Fourth Proportional to 19,310,340.64, 28,954,592.88 and 6,352,984.96
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Solution
The fourth proportional to 19,310,340.64, 28,954,592.88 and 6,352,984.96 is: 9,525,885.46
Step by Step Solution
- Step 1: Write the proportion equation
19,310,340.64 : 28,954,592.88 = 6,352,984.96 : x - Step 2: Convert to fraction form
19,310,340.64/28,954,592.88 = 6,352,984.96/x - Step 3: Cross multiply
19,310,340.64x = 28,954,592.88 × 6,352,984.96 - Step 4: Simplify right side
19,310,340.64x = 183,948,093,089,563.06 - Step 5: Solve for x
x = 183,948,093,089,563.06/19,310,340.64 - Step 6: Final answer
x = 9,525,885.46
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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.