Finding the Fourth Proportional to 38,116,772.96, 57,170,431.16 and 22,563,856.08
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Solution
The fourth proportional to 38,116,772.96, 57,170,431.16 and 22,563,856.08 is: 33,842,985.14
Step by Step Solution
- Step 1: Write the proportion equation
38,116,772.96 : 57,170,431.16 = 22,563,856.08 : x - Step 2: Convert to fraction form
38,116,772.96/57,170,431.16 = 22,563,856.08/x - Step 3: Cross multiply
38,116,772.96x = 57,170,431.16 × 22,563,856.08 - Step 4: Simplify right side
38,116,772.96x = 1,289,985,380,725,787.25 - Step 5: Solve for x
x = 1,289,985,380,725,787.25/38,116,772.96 - Step 6: Final answer
x = 33,842,985.14
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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.