Finding the Fourth Proportional to 26,268,728.55, 39,368,914.99 and 10,688,399.91
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Solution
The fourth proportional to 26,268,728.55, 39,368,914.99 and 10,688,399.91 is: 16,018,693.36
Step by Step Solution
- Step 1: Write the proportion equation
26,268,728.55 : 39,368,914.99 = 10,688,399.91 : x - Step 2: Convert to fraction form
26,268,728.55/39,368,914.99 = 10,688,399.91/x - Step 3: Cross multiply
26,268,728.55x = 39,368,914.99 × 10,688,399.91 - Step 4: Simplify right side
26,268,728.55x = 420,790,707,409,192.62 - Step 5: Solve for x
x = 420,790,707,409,192.62/26,268,728.55 - Step 6: Final answer
x = 16,018,693.36
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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.