Finding the Fourth Proportional to 57,074,164.08, 85,639,239.72 and 26,784,489.84
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Solution
The fourth proportional to 57,074,164.08, 85,639,239.72 and 26,784,489.84 is: 40,189,871.95
Step by Step Solution
- Step 1: Write the proportion equation
57,074,164.08 : 85,639,239.72 = 26,784,489.84 : x - Step 2: Convert to fraction form
57,074,164.08/85,639,239.72 = 26,784,489.84/x - Step 3: Cross multiply
57,074,164.08x = 85,639,239.72 × 26,784,489.84 - Step 4: Simplify right side
57,074,164.08x = 2,293,803,346,185,664.50 - Step 5: Solve for x
x = 2,293,803,346,185,664.50/57,074,164.08 - Step 6: Final answer
x = 40,189,871.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.