Finding the Fourth Proportional to 26,215,693.92, 36,162,842.58 and 16,409,113.02
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Solution
The fourth proportional to 26,215,693.92, 36,162,842.58 and 16,409,113.02 is: 22,635,302.84
Step by Step Solution
- Step 1: Write the proportion equation
26,215,693.92 : 36,162,842.58 = 16,409,113.02 : x - Step 2: Convert to fraction form
26,215,693.92/36,162,842.58 = 16,409,113.02/x - Step 3: Cross multiply
26,215,693.92x = 36,162,842.58 × 16,409,113.02 - Step 4: Simplify right side
26,215,693.92x = 593,400,171,019,688.38 - Step 5: Solve for x
x = 593,400,171,019,688.38/26,215,693.92 - Step 6: Final answer
x = 22,635,302.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.