Finding the Fourth Proportional to 19,124,940.30, 28,693,038.84 and 6,170,847.96
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Solution
The fourth proportional to 19,124,940.30, 28,693,038.84 and 6,170,847.96 is: 9,258,087.99
Step by Step Solution
- Step 1: Write the proportion equation
19,124,940.30 : 28,693,038.84 = 6,170,847.96 : x - Step 2: Convert to fraction form
19,124,940.30/28,693,038.84 = 6,170,847.96/x - Step 3: Cross multiply
19,124,940.30x = 28,693,038.84 × 6,170,847.96 - Step 4: Simplify right side
19,124,940.30x = 177,060,380,192,014.75 - Step 5: Solve for x
x = 177,060,380,192,014.75/19,124,940.30 - Step 6: Final answer
x = 9,258,087.99
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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.