Finding the Fourth Proportional to 38,652,924.92, 57,936,871.02 and 15,921,421.88
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Solution
The fourth proportional to 38,652,924.92, 57,936,871.02 and 15,921,421.88 is: 23,864,620.02
Step by Step Solution
- Step 1: Write the proportion equation
38,652,924.92 : 57,936,871.02 = 15,921,421.88 : x - Step 2: Convert to fraction form
38,652,924.92/57,936,871.02 = 15,921,421.88/x - Step 3: Cross multiply
38,652,924.92x = 57,936,871.02 × 15,921,421.88 - Step 4: Simplify right side
38,652,924.92x = 922,437,365,916,566 - Step 5: Solve for x
x = 922,437,365,916,566/38,652,924.92 - Step 6: Final answer
x = 23,864,620.02
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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.